18880554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40867}}^1$

素因数の和:40890

約数の個数: 32

約数和(自身を含む): 47079936

約数和(自身を除く): 28199382

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 40867, 81734, 122601, 245202, 286069, 449537, 572138, 858207, 899074, 1348611, 1716414, 2697222, 3146759, 6293518, 9440277, 18880554]

約数ペア:

[(1, 18880554), (2, 9440277), (3, 6293518), (6, 3146759), (7, 2697222), (11, 1716414), (14, 1348611), (21, 899074), (22, 858207), (33, 572138), (42, 449537), (66, 286069), (77, 245202), (154, 122601), (231, 81734), (462, 40867)]