19368164

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 34546176

約数和(自身を除く): 15178012

約数列:

[1, 2, 4, 101, 191, 202, 251, 382, 404, 502, 764, 1004, 19291, 25351, 38582, 47941, 50702, 77164, 95882, 101404, 191764, 4842041, 9684082, 19368164]

約数ペア:

[(1, 19368164), (2, 9684082), (4, 4842041), (101, 191764), (191, 101404), (202, 95882), (251, 77164), (382, 50702), (404, 47941), (502, 38582), (764, 25351), (1004, 19291)]