20849882

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{823}}^1$

素因数の和:1117

約数の個数: 16

約数和(自身を含む): 32037120

約数和(自身を除く): 11187238

約数列:

[1, 2, 53, 106, 239, 478, 823, 1646, 12667, 25334, 43619, 87238, 196697, 393394, 10424941, 20849882]

約数ペア:

[(1, 20849882), (2, 10424941), (53, 393394), (106, 196697), (239, 87238), (478, 43619), (823, 25334), (1646, 12667)]