19706180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75793}}^1$

素因数の和:75815

約数の個数: 24

約数和(自身を含む): 44566872

約数和(自身を除く): 24860692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 75793, 151586, 303172, 378965, 757930, 985309, 1515860, 1970618, 3941236, 4926545, 9853090, 19706180]

約数ペア:

[(1, 19706180), (2, 9853090), (4, 4926545), (5, 3941236), (10, 1970618), (13, 1515860), (20, 985309), (26, 757930), (52, 378965), (65, 303172), (130, 151586), (260, 75793)]