20188618

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4261}}^1$

素因数の和:4389

約数の個数: 16

約数和(自身を含む): 31913856

約数和(自身を除く): 11725238

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4261, 4738, 8522, 98003, 196006, 438883, 877766, 10094309, 20188618]

約数ペア:

[(1, 20188618), (2, 10094309), (23, 877766), (46, 438883), (103, 196006), (206, 98003), (2369, 8522), (4261, 4738)]