20992088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{201847}}^1$

素因数の和:201866

約数の個数: 16

約数和(自身を含む): 42388080

約数和(自身を除く): 21395992

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 201847, 403694, 807388, 1614776, 2624011, 5248022, 10496044, 20992088]

約数ペア:

[(1, 20992088), (2, 10496044), (4, 5248022), (8, 2624011), (13, 1614776), (26, 807388), (52, 403694), (104, 201847)]