20185249730

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{54554729}}^1$

素因数の和:54554773

約数の個数: 16

約数和(自身を含む): 37315435320

約数和(自身を除く): 17130185590

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 54554729, 109109458, 272773645, 545547290, 2018524973, 4037049946, 10092624865, 20185249730]

約数ペア:

[(1, 20185249730), (2, 10092624865), (5, 4037049946), (10, 2018524973), (37, 545547290), (74, 272773645), (185, 109109458), (370, 54554729)]