20496203

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13249}}^1$

素因数の和:13286

約数の個数: 16

約数和(自身を含む): 26712000

約数和(自身を除く): 6215797

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 13249, 92743, 172237, 225233, 1205659, 1576631, 2928029, 20496203]

約数ペア:

[(1, 20496203), (7, 2928029), (13, 1576631), (17, 1205659), (91, 225233), (119, 172237), (221, 92743), (1547, 13249)]