201972004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{27943}}^1$

素因数の和:28099

約数の個数: 24

約数和(自身を含む): 383391680

約数和(自身を除く): 181419676

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 27943, 55886, 111772, 363259, 726518, 1453036, 3884077, 7768154, 15536308, 50493001, 100986002, 201972004]

約数ペア:

[(1, 201972004), (2, 100986002), (4, 50493001), (13, 15536308), (26, 7768154), (52, 3884077), (139, 1453036), (278, 726518), (556, 363259), (1807, 111772), (3614, 55886), (7228, 27943)]