19882278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{84967}}^1$

素因数の和:84988

約数の個数: 24

約数和(自身を含む): 46392528

約数和(自身を除く): 26510250

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 84967, 169934, 254901, 509802, 764703, 1104571, 1529406, 2209142, 3313713, 6627426, 9941139, 19882278]

約数ペア:

[(1, 19882278), (2, 9941139), (3, 6627426), (6, 3313713), (9, 2209142), (13, 1529406), (18, 1104571), (26, 764703), (39, 509802), (78, 254901), (117, 169934), (234, 84967)]