66559216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{244703}}^1$

素因数の和:244728

約数の個数: 20

約数和(自身を含む): 136544832

約数和(自身を除く): 69985616

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 244703, 489406, 978812, 1957624, 3915248, 4159951, 8319902, 16639804, 33279608, 66559216]

約数ペア:

[(1, 66559216), (2, 33279608), (4, 16639804), (8, 8319902), (16, 4159951), (17, 3915248), (34, 1957624), (68, 978812), (136, 489406), (272, 244703)]