20014295

素因数分解:

$5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{541}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 28175328

約数和(自身を除く): 8161033

約数列:

[1, 5, 7, 35, 49, 151, 245, 541, 755, 1057, 2705, 3787, 5285, 7399, 18935, 26509, 36995, 81691, 132545, 408455, 571837, 2859185, 4002859, 20014295]

約数ペア:

[(1, 20014295), (5, 4002859), (7, 2859185), (35, 571837), (49, 408455), (151, 132545), (245, 81691), (541, 36995), (755, 26509), (1057, 18935), (2705, 7399), (3787, 5285)]