1138996876

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{788779}}^1$

素因数の和:788821

約数の個数: 18

約数和(自身を含む): 2103676260

約数和(自身を除く): 964679384

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 788779, 1577558, 3155116, 14986801, 29973602, 59947204, 284749219, 569498438, 1138996876]

約数ペア:

[(1, 1138996876), (2, 569498438), (4, 284749219), (19, 59947204), (38, 29973602), (76, 14986801), (361, 3155116), (722, 1577558), (1444, 788779)]