1821981592

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{37813}}^1$

素因数の和:38155

約数の個数: 32

約数和(自身を含む): 3607455600

約数和(自身を除く): 1785474008

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 317, 634, 1268, 2536, 6023, 12046, 24092, 37813, 48184, 75626, 151252, 302504, 718447, 1436894, 2873788, 5747576, 11986721, 23973442, 47946884, 95893768, 227747699, 455495398, 910990796, 1821981592]

約数ペア:

[(1, 1821981592), (2, 910990796), (4, 455495398), (8, 227747699), (19, 95893768), (38, 47946884), (76, 23973442), (152, 11986721), (317, 5747576), (634, 2873788), (1268, 1436894), (2536, 718447), (6023, 302504), (12046, 151252), (24092, 75626), (37813, 48184)]