20856860668

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25685789}}^1$

素因数の和:25685829

約数の個数: 24

約数和(自身を含む): 43152127200

約数和(自身を除く): 22295266532

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 25685789, 51371578, 102743156, 179800523, 359601046, 719202092, 744887881, 1489775762, 2979551524, 5214215167, 10428430334, 20856860668]

約数ペア:

[(1, 20856860668), (2, 10428430334), (4, 5214215167), (7, 2979551524), (14, 1489775762), (28, 744887881), (29, 719202092), (58, 359601046), (116, 179800523), (203, 102743156), (406, 51371578), (812, 25685789)]