20100708251

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{30187}}^1$

素因数の和:30371

約数の個数: 32

約数和(自身を含む): 24100167168

約数和(自身を除く): 3999458917

約数列:

[1, 13, 17, 23, 131, 221, 299, 391, 1703, 2227, 3013, 5083, 28951, 30187, 39169, 51221, 392431, 513179, 665873, 694301, 3954497, 6671327, 9025913, 11803117, 51408461, 67226449, 90953431, 153440521, 873943837, 1182394603, 1546208327, 20100708251]

約数ペア:

[(1, 20100708251), (13, 1546208327), (17, 1182394603), (23, 873943837), (131, 153440521), (221, 90953431), (299, 67226449), (391, 51408461), (1703, 11803117), (2227, 9025913), (3013, 6671327), (5083, 3954497), (28951, 694301), (30187, 665873), (39169, 513179), (51221, 392431)]