20634822

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:725

約数の個数: 48

約数和(自身を含む): 48532848

約数和(自身を除く): 27898026

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 163, 234, 326, 489, 541, 978, 1082, 1467, 1623, 2119, 2934, 3246, 4238, 4869, 6357, 7033, 9738, 12714, 14066, 19071, 21099, 38142, 42198, 63297, 88183, 126594, 176366, 264549, 529098, 793647, 1146379, 1587294, 2292758, 3439137, 6878274, 10317411, 20634822]

約数ペア:

[(1, 20634822), (2, 10317411), (3, 6878274), (6, 3439137), (9, 2292758), (13, 1587294), (18, 1146379), (26, 793647), (39, 529098), (78, 264549), (117, 176366), (163, 126594), (234, 88183), (326, 63297), (489, 42198), (541, 38142), (978, 21099), (1082, 19071), (1467, 14066), (1623, 12714), (2119, 9738), (2934, 7033), (3246, 6357), (4238, 4869)]