20630454

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6151}}^1$

素因数の和:6212

約数の個数: 32

約数和(自身を含む): 45475584

約数和(自身を除く): 24845130

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 6151, 12302, 18453, 36906, 79963, 159926, 239889, 264493, 479778, 528986, 793479, 1586958, 3438409, 6876818, 10315227, 20630454]

約数ペア:

[(1, 20630454), (2, 10315227), (3, 6876818), (6, 3438409), (13, 1586958), (26, 793479), (39, 528986), (43, 479778), (78, 264493), (86, 239889), (129, 159926), (258, 79963), (559, 36906), (1118, 18453), (1677, 12302), (3354, 6151)]