20341278

素因数分解:

$2^1\times 3^2\times {\mathrm{1019}}^1\times {\mathrm{1109}}^1$

素因数の和:2136

約数の個数: 24

約数和(自身を含む): 44155800

約数和(自身を除く): 23814522

約数列:

[1, 2, 3, 6, 9, 18, 1019, 1109, 2038, 2218, 3057, 3327, 6114, 6654, 9171, 9981, 18342, 19962, 1130071, 2260142, 3390213, 6780426, 10170639, 20341278]

約数ペア:

[(1, 20341278), (2, 10170639), (3, 6780426), (6, 3390213), (9, 2260142), (18, 1130071), (1019, 19962), (1109, 18342), (2038, 9981), (2218, 9171), (3057, 6654), (3327, 6114)]