20118940723

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{33713}}^1$

素因数の和:34387

約数の個数: 24

約数和(自身を含む): 24674602320

約数和(自身を除く): 4555661597

約数列:

[1, 7, 19, 49, 133, 641, 931, 4487, 12179, 31409, 33713, 85253, 235991, 596771, 640547, 1651937, 4483829, 21610033, 31386803, 151270231, 410590627, 1058891617, 2874134389, 20118940723]

約数ペア:

[(1, 20118940723), (7, 2874134389), (19, 1058891617), (49, 410590627), (133, 151270231), (641, 31386803), (931, 21610033), (4487, 4483829), (12179, 1651937), (31409, 640547), (33713, 596771), (85253, 235991)]