20175667589

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{67}}^1\times {\mathrm{1051}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 25979586048

約数和(自身を除く): 5803918459

約数列:

[1, 7, 11, 61, 67, 77, 427, 469, 671, 737, 1051, 3721, 4087, 4697, 5159, 7357, 11561, 26047, 28609, 40931, 44957, 64111, 70417, 80927, 249307, 286517, 314699, 448777, 492919, 705221, 774587, 1745149, 2742377, 3910771, 4295437, 4936547, 5422109, 19196639, 27375397, 30068059, 43018481, 47249807, 262021657, 301129367, 330748649, 1834151599, 2882238227, 20175667589]

約数ペア:

[(1, 20175667589), (7, 2882238227), (11, 1834151599), (61, 330748649), (67, 301129367), (77, 262021657), (427, 47249807), (469, 43018481), (671, 30068059), (737, 27375397), (1051, 19196639), (3721, 5422109), (4087, 4936547), (4697, 4295437), (5159, 3910771), (7357, 2742377), (11561, 1745149), (26047, 774587), (28609, 705221), (40931, 492919), (44957, 448777), (64111, 314699), (70417, 286517), (80927, 249307)]