20148261723

素因数分解:

$3^2\times {\mathrm{523}}^1\times {\mathrm{563}}^1\times {\mathrm{7603}}^1$

素因数の和:8695

約数の個数: 24

約数和(自身を含む): 29214324672

約数和(自身を除く): 9066062949

約数列:

[1, 3, 9, 523, 563, 1569, 1689, 4707, 5067, 7603, 22809, 68427, 294449, 883347, 2650041, 3976369, 4280489, 11929107, 12841467, 35787321, 38524401, 2238695747, 6716087241, 20148261723]

約数ペア:

[(1, 20148261723), (3, 6716087241), (9, 2238695747), (523, 38524401), (563, 35787321), (1569, 12841467), (1689, 11929107), (4707, 4280489), (5067, 3976369), (7603, 2650041), (22809, 883347), (68427, 294449)]