18752810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 17016790

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 229, 431, 458, 862, 1145, 2155, 2290, 4310, 4351, 8189, 8702, 16378, 21755, 40945, 43510, 81890, 98699, 197398, 493495, 986990, 1875281, 3750562, 9376405, 18752810]

約数ペア:

[(1, 18752810), (2, 9376405), (5, 3750562), (10, 1875281), (19, 986990), (38, 493495), (95, 197398), (190, 98699), (229, 81890), (431, 43510), (458, 40945), (862, 21755), (1145, 16378), (2155, 8702), (2290, 8189), (4310, 4351)]