20853870072

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4280351}}^1$

素因数の和:4280396

約数の個数: 64

約数和(自身を含む): 61637068800

約数和(自身を除く): 40783198728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 609, 696, 812, 1218, 1624, 2436, 4872, 4280351, 8560702, 12841053, 17121404, 25682106, 29962457, 34242808, 51364212, 59924914, 89887371, 102728424, 119849828, 124130179, 179774742, 239699656, 248260358, 359549484, 372390537, 496520716, 719098968, 744781074, 868911253, 993041432, 1489562148, 1737822506, 2606733759, 2979124296, 3475645012, 5213467518, 6951290024, 10426935036, 20853870072]

約数ペア:

[(1, 20853870072), (2, 10426935036), (3, 6951290024), (4, 5213467518), (6, 3475645012), (7, 2979124296), (8, 2606733759), (12, 1737822506), (14, 1489562148), (21, 993041432), (24, 868911253), (28, 744781074), (29, 719098968), (42, 496520716), (56, 372390537), (58, 359549484), (84, 248260358), (87, 239699656), (116, 179774742), (168, 124130179), (174, 119849828), (203, 102728424), (232, 89887371), (348, 59924914), (406, 51364212), (609, 34242808), (696, 29962457), (812, 25682106), (1218, 17121404), (1624, 12841053), (2436, 8560702), (4872, 4280351)]