18388631378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1\times {\mathrm{4729}}^1$

素因数の和:5522

約数の個数: 32

約数和(自身を含む): 29865749760

約数和(自身を除く): 11477118382

約数列:

[1, 2, 13, 26, 347, 431, 694, 862, 4511, 4729, 5603, 9022, 9458, 11206, 61477, 122954, 149557, 299114, 1640963, 1944241, 2038199, 3281926, 3888482, 4076398, 21332519, 26496587, 42665038, 52993174, 707255053, 1414510106, 9194315689, 18388631378]

約数ペア:

[(1, 18388631378), (2, 9194315689), (13, 1414510106), (26, 707255053), (347, 52993174), (431, 42665038), (694, 26496587), (862, 21332519), (4511, 4076398), (4729, 3888482), (5603, 3281926), (9022, 2038199), (9458, 1944241), (11206, 1640963), (61477, 299114), (122954, 149557)]