18994133608

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{719}}^1\times {\mathrm{143573}}^1$

素因数の和:144321

約数の個数: 32

約数和(自身を含む): 37214380800

約数和(自身を除く): 18220247192

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 719, 1438, 2876, 5752, 16537, 33074, 66148, 132296, 143573, 287146, 574292, 1148584, 3302179, 6604358, 13208716, 26417432, 103228987, 206457974, 412915948, 825831896, 2374266701, 4748533402, 9497066804, 18994133608]

約数ペア:

[(1, 18994133608), (2, 9497066804), (4, 4748533402), (8, 2374266701), (23, 825831896), (46, 412915948), (92, 206457974), (184, 103228987), (719, 26417432), (1438, 13208716), (2876, 6604358), (5752, 3302179), (16537, 1148584), (33074, 574292), (66148, 287146), (132296, 143573)]