18749396

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{617}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 33638976

約数和(自身を除く): 14889580

約数列:

[1, 2, 4, 71, 107, 142, 214, 284, 428, 617, 1234, 2468, 7597, 15194, 30388, 43807, 66019, 87614, 132038, 175228, 264076, 4687349, 9374698, 18749396]

約数ペア:

[(1, 18749396), (2, 9374698), (4, 4687349), (71, 264076), (107, 175228), (142, 132038), (214, 87614), (284, 66019), (428, 43807), (617, 30388), (1234, 15194), (2468, 7597)]