20201232877

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{7607}}^1$

素因数の和:8161

約数の個数: 32

約数和(自身を含む): 24949370880

約数和(自身を除く): 4748138003

約数列:

[1, 7, 19, 41, 133, 287, 487, 779, 3409, 5453, 7607, 9253, 19967, 53249, 64771, 139769, 144533, 311887, 379373, 1011731, 2183209, 2655611, 3704609, 5925853, 25932263, 41480971, 70387571, 151888969, 492712997, 1063222783, 2885890411, 20201232877]

約数ペア:

[(1, 20201232877), (7, 2885890411), (19, 1063222783), (41, 492712997), (133, 151888969), (287, 70387571), (487, 41480971), (779, 25932263), (3409, 5925853), (5453, 3704609), (7607, 2655611), (9253, 2183209), (19967, 1011731), (53249, 379373), (64771, 311887), (139769, 144533)]