20571776

素因数分解:

$2^7\times {\mathrm{173}}^1\times {\mathrm{929}}^1$

素因数の和:1116

約数の個数: 32

約数和(自身を含む): 41264100

約数和(自身を除く): 20692324

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 346, 692, 929, 1384, 1858, 2768, 3716, 5536, 7432, 11072, 14864, 22144, 29728, 59456, 118912, 160717, 321434, 642868, 1285736, 2571472, 5142944, 10285888, 20571776]

約数ペア:

[(1, 20571776), (2, 10285888), (4, 5142944), (8, 2571472), (16, 1285736), (32, 642868), (64, 321434), (128, 160717), (173, 118912), (346, 59456), (692, 29728), (929, 22144), (1384, 14864), (1858, 11072), (2768, 7432), (3716, 5536)]