18807872

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{15467}}^1$

素因数の和:15498

約数の個数: 28

約数和(自身を含む): 39288720

約数和(自身を除く): 20480848

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 15467, 30934, 61868, 123736, 247472, 293873, 494944, 587746, 989888, 1175492, 2350984, 4701968, 9403936, 18807872]

約数ペア:

[(1, 18807872), (2, 9403936), (4, 4701968), (8, 2350984), (16, 1175492), (19, 989888), (32, 587746), (38, 494944), (64, 293873), (76, 247472), (152, 123736), (304, 61868), (608, 30934), (1216, 15467)]