20165055547

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{3559}}^1$

素因数の和:3740

約数の個数: 64

約数和(自身を含む): 27272448000

約数和(自身を除く): 7107392453

約数列:

[1, 7, 13, 19, 29, 91, 113, 133, 203, 247, 377, 551, 791, 1469, 1729, 2147, 2639, 3277, 3559, 3857, 7163, 10283, 15029, 22939, 24913, 27911, 42601, 46267, 50141, 62263, 67621, 103211, 195377, 298207, 323869, 402167, 435841, 473347, 722477, 809419, 879073, 1341743, 1961009, 2815169, 5228171, 5665933, 6153511, 7641173, 9392201, 11662843, 13727063, 25493117, 36597197, 53488211, 81639901, 99335249, 151616959, 178451819, 221594017, 695346743, 1061318713, 1551158119, 2880722221, 20165055547]

約数ペア:

[(1, 20165055547), (7, 2880722221), (13, 1551158119), (19, 1061318713), (29, 695346743), (91, 221594017), (113, 178451819), (133, 151616959), (203, 99335249), (247, 81639901), (377, 53488211), (551, 36597197), (791, 25493117), (1469, 13727063), (1729, 11662843), (2147, 9392201), (2639, 7641173), (3277, 6153511), (3559, 5665933), (3857, 5228171), (7163, 2815169), (10283, 1961009), (15029, 1341743), (22939, 879073), (24913, 809419), (27911, 722477), (42601, 473347), (46267, 435841), (50141, 402167), (62263, 323869), (67621, 298207), (103211, 195377)]