20928176124

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1\times {\mathrm{47147}}^1$

素因数の和:47746

約数の個数: 48

約数和(自身を含む): 49616292096

約数和(自身を除く): 28688115972

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 521, 852, 1042, 1563, 2084, 3126, 6252, 36991, 47147, 73982, 94294, 110973, 141441, 147964, 188588, 221946, 282882, 443892, 565764, 3347437, 6694874, 10042311, 13389748, 20084622, 24563587, 40169244, 49127174, 73690761, 98254348, 147381522, 294763044, 1744014677, 3488029354, 5232044031, 6976058708, 10464088062, 20928176124]

約数ペア:

[(1, 20928176124), (2, 10464088062), (3, 6976058708), (4, 5232044031), (6, 3488029354), (12, 1744014677), (71, 294763044), (142, 147381522), (213, 98254348), (284, 73690761), (426, 49127174), (521, 40169244), (852, 24563587), (1042, 20084622), (1563, 13389748), (2084, 10042311), (3126, 6694874), (6252, 3347437), (36991, 565764), (47147, 443892), (73982, 282882), (94294, 221946), (110973, 188588), (141441, 147964)]