19173739

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{859}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 22105440

約数和(自身を除く): 2931701

約数列:

[1, 13, 17, 101, 221, 859, 1313, 1717, 11167, 14603, 22321, 86759, 189839, 1127867, 1474903, 19173739]

約数ペア:

[(1, 19173739), (13, 1474903), (17, 1127867), (101, 189839), (221, 86759), (859, 22321), (1313, 14603), (1717, 11167)]