19997556

素因数分解:

$2^2\times 3^1\times {\mathrm{379}}^1\times {\mathrm{4397}}^1$

素因数の和:4783

約数の個数: 24

約数和(自身を含む): 46794720

約数和(自身を除く): 26797164

約数列:

[1, 2, 3, 4, 6, 12, 379, 758, 1137, 1516, 2274, 4397, 4548, 8794, 13191, 17588, 26382, 52764, 1666463, 3332926, 4999389, 6665852, 9998778, 19997556]

約数ペア:

[(1, 19997556), (2, 9998778), (3, 6665852), (4, 4999389), (6, 3332926), (12, 1666463), (379, 52764), (758, 26382), (1137, 17588), (1516, 13191), (2274, 8794), (4397, 4548)]