20702270

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{16301}}^1$

素因数の和:16435

約数の個数: 16

約数和(自身を含む): 37559808

約数和(自身を除く): 16857538

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 16301, 32602, 81505, 163010, 2070227, 4140454, 10351135, 20702270]

約数ペア:

[(1, 20702270), (2, 10351135), (5, 4140454), (10, 2070227), (127, 163010), (254, 81505), (635, 32602), (1270, 16301)]