205709488

素因数分解:

$2^4\times {\mathrm{1993}}^1\times {\mathrm{6451}}^1$

素因数の和:8452

約数の個数: 20

約数和(自身を含む): 398823928

約数和(自身を除く): 193114440

約数列:

[1, 2, 4, 8, 16, 1993, 3986, 6451, 7972, 12902, 15944, 25804, 31888, 51608, 103216, 12856843, 25713686, 51427372, 102854744, 205709488]

約数ペア:

[(1, 205709488), (2, 102854744), (4, 51427372), (8, 25713686), (16, 12856843), (1993, 103216), (3986, 51608), (6451, 31888), (7972, 25804), (12902, 15944)]