216403928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2080807}}^1$

素因数の和:2080826

約数の個数: 16

約数和(自身を含む): 436969680

約数和(自身を除く): 220565752

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2080807, 4161614, 8323228, 16646456, 27050491, 54100982, 108201964, 216403928]

約数ペア:

[(1, 216403928), (2, 108201964), (4, 54100982), (8, 27050491), (13, 16646456), (26, 8323228), (52, 4161614), (104, 2080807)]