20524870

素因数分解:

$2^1\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{1871}}^1$

素因数の和:2975

約数の個数: 16

約数和(自身を含む): 36998208

約数和(自身を除く): 16473338

約数列:

[1, 2, 5, 10, 1097, 1871, 2194, 3742, 5485, 9355, 10970, 18710, 2052487, 4104974, 10262435, 20524870]

約数ペア:

[(1, 20524870), (2, 10262435), (5, 4104974), (10, 2052487), (1097, 18710), (1871, 10970), (2194, 9355), (3742, 5485)]