18475436

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 38955840

約数和(自身を除く): 20480404

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 61, 116, 122, 203, 244, 373, 406, 427, 746, 812, 854, 1492, 1708, 1769, 2611, 3538, 5222, 7076, 10444, 10817, 12383, 21634, 22753, 24766, 43268, 45506, 49532, 75719, 91012, 151438, 159271, 302876, 318542, 637084, 659837, 1319674, 2639348, 4618859, 9237718, 18475436]

約数ペア:

[(1, 18475436), (2, 9237718), (4, 4618859), (7, 2639348), (14, 1319674), (28, 659837), (29, 637084), (58, 318542), (61, 302876), (116, 159271), (122, 151438), (203, 91012), (244, 75719), (373, 49532), (406, 45506), (427, 43268), (746, 24766), (812, 22753), (854, 21634), (1492, 12383), (1708, 10817), (1769, 10444), (2611, 7076), (3538, 5222)]