20482010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66071}}^1$

素因数の和:66109

約数の個数: 16

約数和(自身を含む): 38057472

約数和(自身を除く): 17575462

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 66071, 132142, 330355, 660710, 2048201, 4096402, 10241005, 20482010]

約数ペア:

[(1, 20482010), (2, 10241005), (5, 4096402), (10, 2048201), (31, 660710), (62, 330355), (155, 132142), (310, 66071)]