20213038

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1$

素因数の和:743

約数の個数: 16

約数和(自身を含む): 30792960

約数和(自身を除く): 10579922

約数列:

[1, 2, 131, 179, 262, 358, 431, 862, 23449, 46898, 56461, 77149, 112922, 154298, 10106519, 20213038]

約数ペア:

[(1, 20213038), (2, 10106519), (131, 154298), (179, 112922), (262, 77149), (358, 56461), (431, 46898), (862, 23449)]