19855186

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{7561}}^1$

素因数の和:7677

約数の個数: 16

約数和(自身を含む): 32395608

約数和(自身を除く): 12540422

約数列:

[1, 2, 13, 26, 101, 202, 1313, 2626, 7561, 15122, 98293, 196586, 763661, 1527322, 9927593, 19855186]

約数ペア:

[(1, 19855186), (2, 9927593), (13, 1527322), (26, 763661), (101, 196586), (202, 98293), (1313, 15122), (2626, 7561)]