19739150

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{9181}}^1$

素因数の和:9236

約数の個数: 24

約数和(自身を含む): 37572744

約数和(自身を除く): 17833594

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 9181, 18362, 45905, 91810, 229525, 394783, 459050, 789566, 1973915, 3947830, 9869575, 19739150]

約数ペア:

[(1, 19739150), (2, 9869575), (5, 3947830), (10, 1973915), (25, 789566), (43, 459050), (50, 394783), (86, 229525), (215, 91810), (430, 45905), (1075, 18362), (2150, 9181)]