20194517410

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{80749}}^1$

素因数の和:81126

約数の個数: 32

約数和(自身を含む): 36889830000

約数和(自身を除く): 16695312590

約数列:

[1, 2, 5, 10, 89, 178, 281, 445, 562, 890, 1405, 2810, 25009, 50018, 80749, 125045, 161498, 250090, 403745, 807490, 7186661, 14373322, 22690469, 35933305, 45380938, 71866610, 113452345, 226904690, 2019451741, 4038903482, 10097258705, 20194517410]

約数ペア:

[(1, 20194517410), (2, 10097258705), (5, 4038903482), (10, 2019451741), (89, 226904690), (178, 113452345), (281, 71866610), (445, 45380938), (562, 35933305), (890, 22690469), (1405, 14373322), (2810, 7186661), (25009, 807490), (50018, 403745), (80749, 250090), (125045, 161498)]