30951518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{20177}}^1$

素因数の和:20251

約数の個数: 16

約数和(自身を含む): 50848560

約数和(自身を除く): 19897042

約数列:

[1, 2, 13, 26, 59, 118, 767, 1534, 20177, 40354, 262301, 524602, 1190443, 2380886, 15475759, 30951518]

約数ペア:

[(1, 30951518), (2, 15475759), (13, 2380886), (26, 1190443), (59, 524602), (118, 262301), (767, 40354), (1534, 20177)]