20138904

素因数分解:

$2^3\times 3^2\times {\mathrm{279707}}^1$

素因数の和:279719

約数の個数: 24

約数和(自身を含む): 54543060

約数和(自身を除く): 34404156

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 279707, 559414, 839121, 1118828, 1678242, 2237656, 2517363, 3356484, 5034726, 6712968, 10069452, 20138904]

約数ペア:

[(1, 20138904), (2, 10069452), (3, 6712968), (4, 5034726), (6, 3356484), (8, 2517363), (9, 2237656), (12, 1678242), (18, 1118828), (24, 839121), (36, 559414), (72, 279707)]