15871688

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 36457200

約数和(自身を除く): 20585512

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 2131, 3724, 4262, 7448, 8524, 14917, 17048, 29834, 40489, 59668, 80978, 104419, 119336, 161956, 208838, 283423, 323912, 417676, 566846, 835352, 1133692, 1983961, 2267384, 3967922, 7935844, 15871688]

約数ペア:

[(1, 15871688), (2, 7935844), (4, 3967922), (7, 2267384), (8, 1983961), (14, 1133692), (19, 835352), (28, 566846), (38, 417676), (49, 323912), (56, 283423), (76, 208838), (98, 161956), (133, 119336), (152, 104419), (196, 80978), (266, 59668), (392, 40489), (532, 29834), (931, 17048), (1064, 14917), (1862, 8524), (2131, 7448), (3724, 4262)]