20208776

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1714

約数の個数: 48

約数和(自身を含む): 45527040

約数和(自身を除く): 25318264

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1663, 1736, 3038, 3326, 6076, 6652, 11641, 12152, 13304, 23282, 46564, 51553, 81487, 93128, 103106, 162974, 206212, 325948, 360871, 412424, 651896, 721742, 1443484, 2526097, 2886968, 5052194, 10104388, 20208776]

約数ペア:

[(1, 20208776), (2, 10104388), (4, 5052194), (7, 2886968), (8, 2526097), (14, 1443484), (28, 721742), (31, 651896), (49, 412424), (56, 360871), (62, 325948), (98, 206212), (124, 162974), (196, 103106), (217, 93128), (248, 81487), (392, 51553), (434, 46564), (868, 23282), (1519, 13304), (1663, 12152), (1736, 11641), (3038, 6652), (3326, 6076)]