19967354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{1471}}^1$

素因数の和:2101

約数の個数: 16

約数和(自身を含む): 32749056

約数和(自身を除く): 12781702

約数列:

[1, 2, 11, 22, 617, 1234, 1471, 2942, 6787, 13574, 16181, 32362, 907607, 1815214, 9983677, 19967354]

約数ペア:

[(1, 19967354), (2, 9983677), (11, 1815214), (22, 907607), (617, 32362), (1234, 16181), (1471, 13574), (2942, 6787)]