20237728690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22739021}}^1$

素因数の和:22739117

約数の個数: 16

約数和(自身を含む): 36837215640

約数和(自身を除く): 16599486950

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 22739021, 45478042, 113695105, 227390210, 2023772869, 4047545738, 10118864345, 20237728690]

約数ペア:

[(1, 20237728690), (2, 10118864345), (5, 4047545738), (10, 2023772869), (89, 227390210), (178, 113695105), (445, 45478042), (890, 22739021)]