20132710864

素因数分解:

$2^4\times 7^1\times {\mathrm{461}}^1\times {\mathrm{389927}}^1$

素因数の和:390403

約数の個数: 40

約数和(自身を含む): 44676390528

約数和(自身を除く): 24543679664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 461, 922, 1844, 3227, 3688, 6454, 7376, 12908, 25816, 51632, 389927, 779854, 1559708, 2729489, 3119416, 5458978, 6238832, 10917956, 21835912, 43671824, 179756347, 359512694, 719025388, 1258294429, 1438050776, 2516588858, 2876101552, 5033177716, 10066355432, 20132710864]

約数ペア:

[(1, 20132710864), (2, 10066355432), (4, 5033177716), (7, 2876101552), (8, 2516588858), (14, 1438050776), (16, 1258294429), (28, 719025388), (56, 359512694), (112, 179756347), (461, 43671824), (922, 21835912), (1844, 10917956), (3227, 6238832), (3688, 5458978), (6454, 3119416), (7376, 2729489), (12908, 1559708), (25816, 779854), (51632, 389927)]