189609740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{498973}}^1$

素因数の和:499001

約数の個数: 24

約数和(自身を含む): 419138160

約数和(自身を除く): 229528420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 498973, 997946, 1995892, 2494865, 4989730, 9480487, 9979460, 18960974, 37921948, 47402435, 94804870, 189609740]

約数ペア:

[(1, 189609740), (2, 94804870), (4, 47402435), (5, 37921948), (10, 18960974), (19, 9979460), (20, 9480487), (38, 4989730), (76, 2494865), (95, 1995892), (190, 997946), (380, 498973)]