18906251

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{557}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 23373504

約数和(自身を除く): 4467253

約数列:

[1, 7, 13, 91, 373, 557, 2611, 3899, 4849, 7241, 33943, 50687, 207761, 1454327, 2700893, 18906251]

約数ペア:

[(1, 18906251), (7, 2700893), (13, 1454327), (91, 207761), (373, 50687), (557, 33943), (2611, 7241), (3899, 4849)]