20123467968

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{22691}}^1$

素因数の和:22886

約数の個数: 112

約数和(自身を含む): 55332172800

約数和(自身を除く): 35208704832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 149, 186, 192, 248, 298, 372, 447, 496, 596, 744, 894, 992, 1192, 1488, 1788, 1984, 2384, 2976, 3576, 4619, 4768, 5952, 7152, 9238, 9536, 13857, 14304, 18476, 22691, 27714, 28608, 36952, 45382, 55428, 68073, 73904, 90764, 110856, 136146, 147808, 181528, 221712, 272292, 295616, 363056, 443424, 544584, 703421, 726112, 886848, 1089168, 1406842, 1452224, 2110263, 2178336, 2813684, 3380959, 4220526, 4356672, 5627368, 6761918, 8441052, 10142877, 11254736, 13523836, 16882104, 20285754, 22509472, 27047672, 33764208, 40571508, 45018944, 54095344, 67528416, 81143016, 104809729, 108190688, 135056832, 162286032, 209619458, 216381376, 314429187, 324572064, 419238916, 628858374, 649144128, 838477832, 1257716748, 1676955664, 2515433496, 3353911328, 5030866992, 6707822656, 10061733984, 20123467968]

約数ペア:

[(1, 20123467968), (2, 10061733984), (3, 6707822656), (4, 5030866992), (6, 3353911328), (8, 2515433496), (12, 1676955664), (16, 1257716748), (24, 838477832), (31, 649144128), (32, 628858374), (48, 419238916), (62, 324572064), (64, 314429187), (93, 216381376), (96, 209619458), (124, 162286032), (149, 135056832), (186, 108190688), (192, 104809729), (248, 81143016), (298, 67528416), (372, 54095344), (447, 45018944), (496, 40571508), (596, 33764208), (744, 27047672), (894, 22509472), (992, 20285754), (1192, 16882104), (1488, 13523836), (1788, 11254736), (1984, 10142877), (2384, 8441052), (2976, 6761918), (3576, 5627368), (4619, 4356672), (4768, 4220526), (5952, 3380959), (7152, 2813684), (9238, 2178336), (9536, 2110263), (13857, 1452224), (14304, 1406842), (18476, 1089168), (22691, 886848), (27714, 726112), (28608, 703421), (36952, 544584), (45382, 443424), (55428, 363056), (68073, 295616), (73904, 272292), (90764, 221712), (110856, 181528), (136146, 147808)]