17988906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1381}}^1$

素因数の和:1566

約数の個数: 32

約数和(自身を含む): 39005568

約数和(自身を除く): 21016662

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 167, 334, 501, 1002, 1381, 2171, 2762, 4143, 4342, 6513, 8286, 13026, 17953, 35906, 53859, 107718, 230627, 461254, 691881, 1383762, 2998151, 5996302, 8994453, 17988906]

約数ペア:

[(1, 17988906), (2, 8994453), (3, 5996302), (6, 2998151), (13, 1383762), (26, 691881), (39, 461254), (78, 230627), (167, 107718), (334, 53859), (501, 35906), (1002, 17953), (1381, 13026), (2171, 8286), (2762, 6513), (4143, 4342)]