18973148

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2347}}^1$

素因数の和:2441

約数の個数: 24

約数和(自身を含む): 34712832

約数和(自身を除く): 15739684

約数列:

[1, 2, 4, 43, 47, 86, 94, 172, 188, 2021, 2347, 4042, 4694, 8084, 9388, 100921, 110309, 201842, 220618, 403684, 441236, 4743287, 9486574, 18973148]

約数ペア:

[(1, 18973148), (2, 9486574), (4, 4743287), (43, 441236), (47, 403684), (86, 220618), (94, 201842), (172, 110309), (188, 100921), (2021, 9388), (2347, 8084), (4042, 4694)]