19536220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{88801}}^1$

素因数の和:88821

約数の個数: 24

約数和(自身を含む): 44756208

約数和(自身を除く): 25219988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 88801, 177602, 355204, 444005, 888010, 976811, 1776020, 1953622, 3907244, 4884055, 9768110, 19536220]

約数ペア:

[(1, 19536220), (2, 9768110), (4, 4884055), (5, 3907244), (10, 1953622), (11, 1776020), (20, 976811), (22, 888010), (44, 444005), (55, 355204), (110, 177602), (220, 88801)]