20703788

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7321}}^1$

素因数の和:7433

約数の個数: 24

約数和(自身を含む): 41823264

約数和(自身を除く): 21119476

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7321, 14642, 29284, 51247, 102494, 204988, 739421, 1478842, 2957684, 5175947, 10351894, 20703788]

約数ペア:

[(1, 20703788), (2, 10351894), (4, 5175947), (7, 2957684), (14, 1478842), (28, 739421), (101, 204988), (202, 102494), (404, 51247), (707, 29284), (1414, 14642), (2828, 7321)]