2019600245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{18911}}^1$

素因数の和:19013

約数の個数: 32

約数和(自身を含む): 2745114624

約数和(自身を除く): 725514379

約数列:

[1, 5, 13, 31, 53, 65, 155, 265, 403, 689, 1643, 2015, 3445, 8215, 18911, 21359, 94555, 106795, 245843, 586241, 1002283, 1229215, 2931205, 5011415, 7621133, 13029679, 31070773, 38105665, 65148395, 155353865, 403920049, 2019600245]

約数ペア:

[(1, 2019600245), (5, 403920049), (13, 155353865), (31, 65148395), (53, 38105665), (65, 31070773), (155, 13029679), (265, 7621133), (403, 5011415), (689, 2931205), (1643, 1229215), (2015, 1002283), (3445, 586241), (8215, 245843), (18911, 106795), (21359, 94555)]