20565488

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{34739}}^1$

素因数の和:34784

約数の個数: 20

約数和(自身を含む): 40923720

約数和(自身を除く): 20358232

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 34739, 69478, 138956, 277912, 555824, 1285343, 2570686, 5141372, 10282744, 20565488]

約数ペア:

[(1, 20565488), (2, 10282744), (4, 5141372), (8, 2570686), (16, 1285343), (37, 555824), (74, 277912), (148, 138956), (296, 69478), (592, 34739)]