16199652020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26128471}}^1$

素因数の和:26128511

約数の個数: 24

約数和(自身を含む): 35116666368

約数和(自身を除く): 18917014348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 26128471, 52256942, 104513884, 130642355, 261284710, 522569420, 809982601, 1619965202, 3239930404, 4049913005, 8099826010, 16199652020]

約数ペア:

[(1, 16199652020), (2, 8099826010), (4, 4049913005), (5, 3239930404), (10, 1619965202), (20, 809982601), (31, 522569420), (62, 261284710), (124, 130642355), (155, 104513884), (310, 52256942), (620, 26128471)]