20120647139

素因数分解:

${\mathrm{163}}^1\times {\mathrm{167}}^1\times {\mathrm{839}}^1\times {\mathrm{881}}^1$

素因数の和:2050

約数の個数: 16

約数和(自身を含む): 20412725760

約数和(自身を除く): 292078621

約数列:

[1, 163, 167, 839, 881, 27221, 136757, 140113, 143603, 147127, 739159, 22838419, 23981701, 120482917, 123439553, 20120647139]

約数ペア:

[(1, 20120647139), (163, 123439553), (167, 120482917), (839, 23981701), (881, 22838419), (27221, 739159), (136757, 147127), (140113, 143603)]