20146388

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 36009792

約数和(自身を除く): 15863404

約数列:

[1, 2, 4, 103, 107, 206, 214, 412, 428, 457, 914, 1828, 11021, 22042, 44084, 47071, 48899, 94142, 97798, 188284, 195596, 5036597, 10073194, 20146388]

約数ペア:

[(1, 20146388), (2, 10073194), (4, 5036597), (103, 195596), (107, 188284), (206, 97798), (214, 94142), (412, 48899), (428, 47071), (457, 44084), (914, 22042), (1828, 11021)]