18040690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{94951}}^1$

素因数の和:94977

約数の個数: 16

約数和(自身を含む): 34182720

約数和(自身を除く): 16142030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 94951, 189902, 474755, 949510, 1804069, 3608138, 9020345, 18040690]

約数ペア:

[(1, 18040690), (2, 9020345), (5, 3608138), (10, 1804069), (19, 949510), (38, 474755), (95, 189902), (190, 94951)]