18639730

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{39659}}^1$

素因数の和:39713

約数の個数: 16

約数和(自身を含む): 34266240

約数和(自身を除く): 15626510

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 39659, 79318, 198295, 396590, 1863973, 3727946, 9319865, 18639730]

約数ペア:

[(1, 18639730), (2, 9319865), (5, 3727946), (10, 1863973), (47, 396590), (94, 198295), (235, 79318), (470, 39659)]