20131918079

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{45737}}^1$

素因数の和:46455

約数の個数: 24

約数和(自身を含む): 25257255408

約数和(自身を除く): 5125337329

約数列:

[1, 7, 13, 49, 91, 637, 691, 4837, 8983, 33859, 45737, 62881, 320159, 440167, 594581, 2241113, 4162067, 29134469, 31604267, 221229869, 410855471, 1548609083, 2875988297, 20131918079]

約数ペア:

[(1, 20131918079), (7, 2875988297), (13, 1548609083), (49, 410855471), (91, 221229869), (637, 31604267), (691, 29134469), (4837, 4162067), (8983, 2241113), (33859, 594581), (45737, 440167), (62881, 320159)]