20158614

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1151}}^1$

素因数の和:1305

約数の個数: 48

約数和(自身を含む): 50319360

約数和(自身を除く): 30160746

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 139, 278, 417, 834, 973, 1151, 1251, 1946, 2302, 2502, 2919, 3453, 5838, 6906, 8057, 8757, 10359, 16114, 17514, 20718, 24171, 48342, 72513, 145026, 159989, 319978, 479967, 959934, 1119923, 1439901, 2239846, 2879802, 3359769, 6719538, 10079307, 20158614]

約数ペア:

[(1, 20158614), (2, 10079307), (3, 6719538), (6, 3359769), (7, 2879802), (9, 2239846), (14, 1439901), (18, 1119923), (21, 959934), (42, 479967), (63, 319978), (126, 159989), (139, 145026), (278, 72513), (417, 48342), (834, 24171), (973, 20718), (1151, 17514), (1251, 16114), (1946, 10359), (2302, 8757), (2502, 8057), (2919, 6906), (3453, 5838)]