20264217

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 27623232

約数和(自身を除く): 7359015

約数列:

[1, 3, 67, 181, 201, 543, 557, 1671, 12127, 36381, 37319, 100817, 111957, 302451, 6754739, 20264217]

約数ペア:

[(1, 20264217), (3, 6754739), (67, 302451), (181, 111957), (201, 100817), (543, 37319), (557, 36381), (1671, 12127)]