18979150

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{10259}}^1$

素因数の和:10308

約数の個数: 24

約数和(自身を含む): 36258840

約数和(自身を除く): 17279690

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 10259, 20518, 51295, 102590, 256475, 379583, 512950, 759166, 1897915, 3795830, 9489575, 18979150]

約数ペア:

[(1, 18979150), (2, 9489575), (5, 3795830), (10, 1897915), (25, 759166), (37, 512950), (50, 379583), (74, 256475), (185, 102590), (370, 51295), (925, 20518), (1850, 10259)]