207399088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{997111}}^1$

素因数の和:997132

約数の個数: 20

約数和(自身を含む): 432746608

約数和(自身を除く): 225347520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 997111, 1994222, 3988444, 7976888, 12962443, 15953776, 25924886, 51849772, 103699544, 207399088]

約数ペア:

[(1, 207399088), (2, 103699544), (4, 51849772), (8, 25924886), (13, 15953776), (16, 12962443), (26, 7976888), (52, 3988444), (104, 1994222), (208, 997111)]