15643472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{75209}}^1$

素因数の和:75230

約数の個数: 20

約数和(自身を含む): 32641140

約数和(自身を除く): 16997668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 75209, 150418, 300836, 601672, 977717, 1203344, 1955434, 3910868, 7821736, 15643472]

約数ペア:

[(1, 15643472), (2, 7821736), (4, 3910868), (8, 1955434), (13, 1203344), (16, 977717), (26, 601672), (52, 300836), (104, 150418), (208, 75209)]