20654988

素因数分解:

$2^2\times 3^1\times {\mathrm{151}}^1\times {\mathrm{11399}}^1$

素因数の和:11557

約数の個数: 24

約数和(自身を含む): 48518400

約数和(自身を除く): 27863412

約数列:

[1, 2, 3, 4, 6, 12, 151, 302, 453, 604, 906, 1812, 11399, 22798, 34197, 45596, 68394, 136788, 1721249, 3442498, 5163747, 6884996, 10327494, 20654988]

約数ペア:

[(1, 20654988), (2, 10327494), (3, 6884996), (4, 5163747), (6, 3442498), (12, 1721249), (151, 136788), (302, 68394), (453, 45596), (604, 34197), (906, 22798), (1812, 11399)]