2017889264

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{324211}}^1$

素因数の和:324608

約数の個数: 20

約数和(自身を含む): 3919723080

約数和(自身を除く): 1901833816

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 324211, 648422, 1296844, 2593688, 5187376, 126118079, 252236158, 504472316, 1008944632, 2017889264]

約数ペア:

[(1, 2017889264), (2, 1008944632), (4, 504472316), (8, 252236158), (16, 126118079), (389, 5187376), (778, 2593688), (1556, 1296844), (3112, 648422), (6224, 324211)]