18865612

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4363}}^1$

素因数の和:4437

約数の個数: 24

約数和(自身を含む): 35191296

約数和(自身を除く): 16325684

約数列:

[1, 2, 4, 23, 46, 47, 92, 94, 188, 1081, 2162, 4324, 4363, 8726, 17452, 100349, 200698, 205061, 401396, 410122, 820244, 4716403, 9432806, 18865612]

約数ペア:

[(1, 18865612), (2, 9432806), (4, 4716403), (23, 820244), (46, 410122), (47, 401396), (92, 205061), (94, 200698), (188, 100349), (1081, 17452), (2162, 8726), (4324, 4363)]