2018678675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{32183}}^1$

素因数の和:32399

約数の個数: 24

約数和(自身を含む): 2709764064

約数和(自身を除く): 691085389

約数列:

[1, 5, 13, 25, 65, 193, 325, 965, 2509, 4825, 12545, 32183, 62725, 160915, 418379, 804575, 2091895, 6211319, 10459475, 31056595, 80747147, 155282975, 403735735, 2018678675]

約数ペア:

[(1, 2018678675), (5, 403735735), (13, 155282975), (25, 80747147), (65, 31056595), (193, 10459475), (325, 6211319), (965, 2091895), (2509, 804575), (4825, 418379), (12545, 160915), (32183, 62725)]