20503998

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{12799}}^1$

素因数の和:12896

約数の個数: 24

約数和(自身を含む): 44928000

約数和(自身を除く): 24424002

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 12799, 25598, 38397, 76794, 115191, 230382, 1139111, 2278222, 3417333, 6834666, 10251999, 20503998]

約数ペア:

[(1, 20503998), (2, 10251999), (3, 6834666), (6, 3417333), (9, 2278222), (18, 1139111), (89, 230382), (178, 115191), (267, 76794), (534, 38397), (801, 25598), (1602, 12799)]