18880316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51869}}^1$

素因数の和:51893

約数の個数: 24

約数和(自身を含む): 40666080

約数和(自身を除く): 21785764

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 51869, 103738, 207476, 363083, 674297, 726166, 1348594, 1452332, 2697188, 4720079, 9440158, 18880316]

約数ペア:

[(1, 18880316), (2, 9440158), (4, 4720079), (7, 2697188), (13, 1452332), (14, 1348594), (26, 726166), (28, 674297), (52, 363083), (91, 207476), (182, 103738), (364, 51869)]