18908652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1381}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 50769152

約数和(自身を除く): 31860500

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 163, 326, 489, 652, 978, 1141, 1381, 1956, 2282, 2762, 3423, 4143, 4564, 5524, 6846, 8286, 9667, 13692, 16572, 19334, 29001, 38668, 58002, 116004, 225103, 450206, 675309, 900412, 1350618, 1575721, 2701236, 3151442, 4727163, 6302884, 9454326, 18908652]

約数ペア:

[(1, 18908652), (2, 9454326), (3, 6302884), (4, 4727163), (6, 3151442), (7, 2701236), (12, 1575721), (14, 1350618), (21, 900412), (28, 675309), (42, 450206), (84, 225103), (163, 116004), (326, 58002), (489, 38668), (652, 29001), (978, 19334), (1141, 16572), (1381, 13692), (1956, 9667), (2282, 8286), (2762, 6846), (3423, 5524), (4143, 4564)]