201009104

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{63131}}^1$

素因数の和:63338

約数の個数: 20

約数和(自身を含む): 391418400

約数和(自身を除く): 190409296

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 63131, 126262, 252524, 505048, 1010096, 12563069, 25126138, 50252276, 100504552, 201009104]

約数ペア:

[(1, 201009104), (2, 100504552), (4, 50252276), (8, 25126138), (16, 12563069), (199, 1010096), (398, 505048), (796, 252524), (1592, 126262), (3184, 63131)]