1279216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{4703}}^1$

素因数の和:4728

約数の個数: 20

約数和(自身を含む): 2624832

約数和(自身を除く): 1345616

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 4703, 9406, 18812, 37624, 75248, 79951, 159902, 319804, 639608, 1279216]

約数ペア:

[(1, 1279216), (2, 639608), (4, 319804), (8, 159902), (16, 79951), (17, 75248), (34, 37624), (68, 18812), (136, 9406), (272, 4703)]