20032175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:443

約数の個数: 24

約数和(自身を含む): 26404560

約数和(自身を除く): 6372385

約数列:

[1, 5, 19, 25, 95, 181, 233, 475, 905, 1165, 3439, 4427, 4525, 5825, 17195, 22135, 42173, 85975, 110675, 210865, 801287, 1054325, 4006435, 20032175]

約数ペア:

[(1, 20032175), (5, 4006435), (19, 1054325), (25, 801287), (95, 210865), (181, 110675), (233, 85975), (475, 42173), (905, 22135), (1165, 17195), (3439, 5825), (4427, 4525)]