220174916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 422713200

約数和(自身を除く): 202538284

約数列:

[1, 2, 4, 13, 26, 52, 149, 157, 181, 298, 314, 362, 596, 628, 724, 1937, 2041, 2353, 3874, 4082, 4706, 7748, 8164, 9412, 23393, 26969, 28417, 46786, 53938, 56834, 93572, 107876, 113668, 304109, 350597, 369421, 608218, 701194, 738842, 1216436, 1402388, 1477684, 4234133, 8468266, 16936532, 55043729, 110087458, 220174916]

約数ペア:

[(1, 220174916), (2, 110087458), (4, 55043729), (13, 16936532), (26, 8468266), (52, 4234133), (149, 1477684), (157, 1402388), (181, 1216436), (298, 738842), (314, 701194), (362, 608218), (596, 369421), (628, 350597), (724, 304109), (1937, 113668), (2041, 107876), (2353, 93572), (3874, 56834), (4082, 53938), (4706, 46786), (7748, 28417), (8164, 26969), (9412, 23393)]