20129472356

素因数分解:

$2^2\times 7^1\times {\mathrm{2963}}^1\times {\mathrm{242629}}^1$

素因数の和:245603

約数の個数: 24

約数和(自身を含む): 40272697920

約数和(自身を除く): 20143225564

約数列:

[1, 2, 4, 7, 14, 28, 2963, 5926, 11852, 20741, 41482, 82964, 242629, 485258, 970516, 1698403, 3396806, 6793612, 718909727, 1437819454, 2875638908, 5032368089, 10064736178, 20129472356]

約数ペア:

[(1, 20129472356), (2, 10064736178), (4, 5032368089), (7, 2875638908), (14, 1437819454), (28, 718909727), (2963, 6793612), (5926, 3396806), (11852, 1698403), (20741, 970516), (41482, 485258), (82964, 242629)]