20469488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{98411}}^1$

素因数の和:98432

約数の個数: 20

約数和(自身を含む): 42710808

約数和(自身を除く): 22241320

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 98411, 196822, 393644, 787288, 1279343, 1574576, 2558686, 5117372, 10234744, 20469488]

約数ペア:

[(1, 20469488), (2, 10234744), (4, 5117372), (8, 2558686), (13, 1574576), (16, 1279343), (26, 787288), (52, 393644), (104, 196822), (208, 98411)]