20910650

素因数分解:

$2^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{3701}}^1$

素因数の和:3826

約数の個数: 24

約数和(自身を含む): 39248604

約数和(自身を除く): 18337954

約数列:

[1, 2, 5, 10, 25, 50, 113, 226, 565, 1130, 2825, 3701, 5650, 7402, 18505, 37010, 92525, 185050, 418213, 836426, 2091065, 4182130, 10455325, 20910650]

約数ペア:

[(1, 20910650), (2, 10455325), (5, 4182130), (10, 2091065), (25, 836426), (50, 418213), (113, 185050), (226, 92525), (565, 37010), (1130, 18505), (2825, 7402), (3701, 5650)]