19376208

素因数分解:

$2^4\times 3^2\times {\mathrm{239}}^1\times {\mathrm{563}}^1$

素因数の和:816

約数の個数: 60

約数和(自身を含む): 54550080

約数和(自身を除く): 35173872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 239, 478, 563, 717, 956, 1126, 1434, 1689, 1912, 2151, 2252, 2868, 3378, 3824, 4302, 4504, 5067, 5736, 6756, 8604, 9008, 10134, 11472, 13512, 17208, 20268, 27024, 34416, 40536, 81072, 134557, 269114, 403671, 538228, 807342, 1076456, 1211013, 1614684, 2152912, 2422026, 3229368, 4844052, 6458736, 9688104, 19376208]

約数ペア:

[(1, 19376208), (2, 9688104), (3, 6458736), (4, 4844052), (6, 3229368), (8, 2422026), (9, 2152912), (12, 1614684), (16, 1211013), (18, 1076456), (24, 807342), (36, 538228), (48, 403671), (72, 269114), (144, 134557), (239, 81072), (478, 40536), (563, 34416), (717, 27024), (956, 20268), (1126, 17208), (1434, 13512), (1689, 11472), (1912, 10134), (2151, 9008), (2252, 8604), (2868, 6756), (3378, 5736), (3824, 5067), (4302, 4504)]