20147644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{14771}}^1$

素因数の和:14817

約数の個数: 24

約数和(自身を含む): 39707136

約数和(自身を除く): 19559492

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 14771, 29542, 59084, 162481, 324962, 457901, 649924, 915802, 1831604, 5036911, 10073822, 20147644]

約数ペア:

[(1, 20147644), (2, 10073822), (4, 5036911), (11, 1831604), (22, 915802), (31, 649924), (44, 457901), (62, 324962), (124, 162481), (341, 59084), (682, 29542), (1364, 14771)]