40630928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{195341}}^1$

素因数の和:195362

約数の個数: 20

約数和(自身を含む): 84778428

約数和(自身を除く): 44147500

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 195341, 390682, 781364, 1562728, 2539433, 3125456, 5078866, 10157732, 20315464, 40630928]

約数ペア:

[(1, 40630928), (2, 20315464), (4, 10157732), (8, 5078866), (13, 3125456), (16, 2539433), (26, 1562728), (52, 781364), (104, 390682), (208, 195341)]