636701008

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{120223}}^1$

素因数の和:120562

約数の個数: 20

約数和(自身を含む): 1237345408

約数和(自身を除く): 600644400

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 120223, 240446, 480892, 961784, 1923568, 39793813, 79587626, 159175252, 318350504, 636701008]

約数ペア:

[(1, 636701008), (2, 318350504), (4, 159175252), (8, 79587626), (16, 39793813), (331, 1923568), (662, 961784), (1324, 480892), (2648, 240446), (5296, 120223)]