20973602

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{9719}}^1$

素因数の和:9817

約数の個数: 16

約数和(自身を含む): 34292160

約数和(自身を除く): 13318558

約数列:

[1, 2, 13, 26, 83, 166, 1079, 2158, 9719, 19438, 126347, 252694, 806677, 1613354, 10486801, 20973602]

約数ペア:

[(1, 20973602), (2, 10486801), (13, 1613354), (26, 806677), (83, 252694), (166, 126347), (1079, 19438), (2158, 9719)]