20173967135

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{26813}}^1$

素因数の和:26952

約数の個数: 48

約数和(自身を含む): 29271878496

約数和(自身を除く): 9097911361

約数列:

[1, 5, 7, 35, 37, 49, 83, 185, 245, 259, 415, 581, 1295, 1813, 2905, 3071, 4067, 9065, 15355, 20335, 21497, 26813, 107485, 134065, 150479, 187691, 752395, 938455, 992081, 1313837, 2225479, 4960405, 6569185, 6944567, 11127395, 15578353, 34722835, 48611969, 77891765, 82342723, 109048471, 243059845, 411713615, 545242355, 576399061, 2881995305, 4034793427, 20173967135]

約数ペア:

[(1, 20173967135), (5, 4034793427), (7, 2881995305), (35, 576399061), (37, 545242355), (49, 411713615), (83, 243059845), (185, 109048471), (245, 82342723), (259, 77891765), (415, 48611969), (581, 34722835), (1295, 15578353), (1813, 11127395), (2905, 6944567), (3071, 6569185), (4067, 4960405), (9065, 2225479), (15355, 1313837), (20335, 992081), (21497, 938455), (26813, 752395), (107485, 187691), (134065, 150479)]