19299896

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 50803200

約数和(自身を除く): 31503304

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 19, 22, 28, 34, 38, 44, 56, 68, 76, 77, 88, 97, 119, 133, 136, 152, 154, 187, 194, 209, 238, 266, 308, 323, 374, 388, 418, 476, 532, 616, 646, 679, 748, 776, 836, 952, 1064, 1067, 1292, 1309, 1358, 1463, 1496, 1649, 1672, 1843, 2134, 2261, 2584, 2618, 2716, 2926, 3298, 3553, 3686, 4268, 4522, 5236, 5432, 5852, 6596, 7106, 7372, 7469, 8536, 9044, 10472, 11543, 11704, 12901, 13192, 14212, 14744, 14938, 18088, 18139, 20273, 23086, 24871, 25802, 28424, 29876, 31331, 36278, 40546, 46172, 49742, 51604, 59752, 62662, 72556, 81092, 92344, 99484, 103208, 125324, 126973, 141911, 145112, 162184, 198968, 219317, 250648, 253946, 283822, 344641, 438634, 507892, 567644, 689282, 877268, 1015784, 1135288, 1378564, 1754536, 2412487, 2757128, 4824974, 9649948, 19299896]

約数ペア:

[(1, 19299896), (2, 9649948), (4, 4824974), (7, 2757128), (8, 2412487), (11, 1754536), (14, 1378564), (17, 1135288), (19, 1015784), (22, 877268), (28, 689282), (34, 567644), (38, 507892), (44, 438634), (56, 344641), (68, 283822), (76, 253946), (77, 250648), (88, 219317), (97, 198968), (119, 162184), (133, 145112), (136, 141911), (152, 126973), (154, 125324), (187, 103208), (194, 99484), (209, 92344), (238, 81092), (266, 72556), (308, 62662), (323, 59752), (374, 51604), (388, 49742), (418, 46172), (476, 40546), (532, 36278), (616, 31331), (646, 29876), (679, 28424), (748, 25802), (776, 24871), (836, 23086), (952, 20273), (1064, 18139), (1067, 18088), (1292, 14938), (1309, 14744), (1358, 14212), (1463, 13192), (1496, 12901), (1649, 11704), (1672, 11543), (1843, 10472), (2134, 9044), (2261, 8536), (2584, 7469), (2618, 7372), (2716, 7106), (2926, 6596), (3298, 5852), (3553, 5432), (3686, 5236), (4268, 4522)]