18654282530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11038037}}^1$

素因数の和:11038070

約数の個数: 24

約数和(自身を含む): 36359297172

約数和(自身を除く): 17705014642

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 11038037, 22076074, 55190185, 110380370, 143494481, 286988962, 717472405, 1434944810, 1865428253, 3730856506, 9327141265, 18654282530]

約数ペア:

[(1, 18654282530), (2, 9327141265), (5, 3730856506), (10, 1865428253), (13, 1434944810), (26, 717472405), (65, 286988962), (130, 143494481), (169, 110380370), (338, 55190185), (845, 22076074), (1690, 11038037)]