2019794608

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9710551}}^1$

素因数の和:9710572

約数の個数: 20

約数和(自身を含む): 4214379568

約数和(自身を除く): 2194584960

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9710551, 19421102, 38842204, 77684408, 126237163, 155368816, 252474326, 504948652, 1009897304, 2019794608]

約数ペア:

[(1, 2019794608), (2, 1009897304), (4, 504948652), (8, 252474326), (13, 155368816), (16, 126237163), (26, 77684408), (52, 38842204), (104, 19421102), (208, 9710551)]