18211006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2293}}^1$

素因数の和:2344

約数の個数: 24

約数和(自身を含む): 31464504

約数和(自身を除く): 13253498

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2293, 3971, 4586, 7942, 25223, 43567, 50446, 87134, 479237, 827773, 958474, 1655546, 9105503, 18211006]

約数ペア:

[(1, 18211006), (2, 9105503), (11, 1655546), (19, 958474), (22, 827773), (38, 479237), (209, 87134), (361, 50446), (418, 43567), (722, 25223), (2293, 7942), (3971, 4586)]