207820016

素因数分解:

$2^4\times {\mathrm{1291}}^1\times {\mathrm{10061}}^1$

素因数の和:11360

約数の個数: 20

約数和(自身を含む): 403003224

約数和(自身を除く): 195183208

約数列:

[1, 2, 4, 8, 16, 1291, 2582, 5164, 10061, 10328, 20122, 20656, 40244, 80488, 160976, 12988751, 25977502, 51955004, 103910008, 207820016]

約数ペア:

[(1, 207820016), (2, 103910008), (4, 51955004), (8, 25977502), (16, 12988751), (1291, 160976), (2582, 80488), (5164, 40244), (10061, 20656), (10328, 20122)]