20794320631

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^2$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 25983014400

約数和(自身を除く): 5188693769

約数列:

[1, 7, 23, 29, 139, 161, 179, 203, 667, 973, 1253, 3197, 4031, 4117, 4669, 5191, 22379, 24881, 28217, 28819, 32041, 36337, 92713, 119393, 174167, 224287, 572263, 648991, 721549, 736943, 835751, 929189, 4005841, 4453699, 5050843, 5158601, 6504323, 16595627, 21371347, 31175893, 102435077, 116169389, 129157271, 149599429, 717045539, 904100897, 2970617233, 20794320631]

約数ペア:

[(1, 20794320631), (7, 2970617233), (23, 904100897), (29, 717045539), (139, 149599429), (161, 129157271), (179, 116169389), (203, 102435077), (667, 31175893), (973, 21371347), (1253, 16595627), (3197, 6504323), (4031, 5158601), (4117, 5050843), (4669, 4453699), (5191, 4005841), (22379, 929189), (24881, 835751), (28217, 736943), (28819, 721549), (32041, 648991), (36337, 572263), (92713, 224287), (119393, 174167)]