20214657815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2805643}}^1$

素因数の和:2805790

約数の個数: 16

約数和(自身を含む): 26664840576

約数和(自身を除く): 6450182761

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 2805643, 14028215, 30862073, 154310365, 367539233, 1837696165, 4042931563, 20214657815]

約数ペア:

[(1, 20214657815), (5, 4042931563), (11, 1837696165), (55, 367539233), (131, 154310365), (655, 30862073), (1441, 14028215), (7205, 2805643)]