2051640110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15781847}}^1$

素因数の和:15781867

約数の個数: 16

約数和(自身を含む): 3977025696

約数和(自身を除く): 1925385586

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 15781847, 31563694, 78909235, 157818470, 205164011, 410328022, 1025820055, 2051640110]

約数ペア:

[(1, 2051640110), (2, 1025820055), (5, 410328022), (10, 205164011), (13, 157818470), (26, 78909235), (65, 31563694), (130, 15781847)]