20167546416

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:891

約数の個数: 160

約数和(自身を含む): 54265026816

約数和(自身を除く): 34097480400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 131, 137, 164, 246, 262, 274, 328, 393, 411, 492, 524, 548, 571, 656, 786, 822, 984, 1048, 1096, 1142, 1572, 1644, 1713, 1968, 2096, 2192, 2284, 3144, 3288, 3426, 4568, 5371, 5617, 6288, 6576, 6852, 9136, 10742, 11234, 13704, 16113, 16851, 17947, 21484, 22468, 23411, 27408, 32226, 33702, 35894, 42968, 44936, 46822, 53841, 64452, 67404, 70233, 71788, 74801, 78227, 85936, 89872, 93644, 107682, 128904, 134808, 140466, 143576, 149602, 156454, 187288, 215364, 224403, 234681, 257808, 269616, 280932, 287152, 299204, 312908, 374576, 430728, 448806, 469362, 561864, 598408, 625816, 735827, 861456, 897612, 938724, 1123728, 1196816, 1251632, 1471654, 1795224, 1877448, 2207481, 2943308, 3066841, 3207307, 3590448, 3754896, 4414962, 5886616, 6133682, 6414614, 8829924, 9200523, 9621921, 10247737, 11773232, 12267364, 12829228, 17659848, 18401046, 19243842, 20495474, 24534728, 25658456, 30743211, 35319696, 36802092, 38487684, 40990948, 49069456, 51316912, 61486422, 73604184, 76975368, 81981896, 122972844, 147208368, 153950736, 163963792, 245945688, 420157217, 491891376, 840314434, 1260471651, 1680628868, 2520943302, 3361257736, 5041886604, 6722515472, 10083773208, 20167546416]

約数ペア:

[(1, 20167546416), (2, 10083773208), (3, 6722515472), (4, 5041886604), (6, 3361257736), (8, 2520943302), (12, 1680628868), (16, 1260471651), (24, 840314434), (41, 491891376), (48, 420157217), (82, 245945688), (123, 163963792), (131, 153950736), (137, 147208368), (164, 122972844), (246, 81981896), (262, 76975368), (274, 73604184), (328, 61486422), (393, 51316912), (411, 49069456), (492, 40990948), (524, 38487684), (548, 36802092), (571, 35319696), (656, 30743211), (786, 25658456), (822, 24534728), (984, 20495474), (1048, 19243842), (1096, 18401046), (1142, 17659848), (1572, 12829228), (1644, 12267364), (1713, 11773232), (1968, 10247737), (2096, 9621921), (2192, 9200523), (2284, 8829924), (3144, 6414614), (3288, 6133682), (3426, 5886616), (4568, 4414962), (5371, 3754896), (5617, 3590448), (6288, 3207307), (6576, 3066841), (6852, 2943308), (9136, 2207481), (10742, 1877448), (11234, 1795224), (13704, 1471654), (16113, 1251632), (16851, 1196816), (17947, 1123728), (21484, 938724), (22468, 897612), (23411, 861456), (27408, 735827), (32226, 625816), (33702, 598408), (35894, 561864), (42968, 469362), (44936, 448806), (46822, 430728), (53841, 374576), (64452, 312908), (67404, 299204), (70233, 287152), (71788, 280932), (74801, 269616), (78227, 257808), (85936, 234681), (89872, 224403), (93644, 215364), (107682, 187288), (128904, 156454), (134808, 149602), (140466, 143576)]