20283530

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1097}}^1$

素因数の和:1190

約数の個数: 24

約数和(自身を含む): 37413252

約数和(自身を除く): 17129722

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1097, 1849, 2194, 3698, 5485, 9245, 10970, 18490, 47171, 94342, 235855, 471710, 2028353, 4056706, 10141765, 20283530]

約数ペア:

[(1, 20283530), (2, 10141765), (5, 4056706), (10, 2028353), (43, 471710), (86, 235855), (215, 94342), (430, 47171), (1097, 18490), (1849, 10970), (2194, 9245), (3698, 5485)]