19870293638

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{1873}}^1\times {\mathrm{31387}}^1$

素因数の和:33288

約数の個数: 24

約数和(自身を含む): 32292790488

約数和(自身を除く): 12422496850

約数列:

[1, 2, 13, 26, 169, 338, 1873, 3746, 24349, 31387, 48698, 62774, 316537, 408031, 633074, 816062, 5304403, 10608806, 58787851, 117575702, 764242063, 1528484126, 9935146819, 19870293638]

約数ペア:

[(1, 19870293638), (2, 9935146819), (13, 1528484126), (26, 764242063), (169, 117575702), (338, 58787851), (1873, 10608806), (3746, 5304403), (24349, 816062), (31387, 633074), (48698, 408031), (62774, 316537)]