18792075

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{5827}}^1$

素因数の和:5883

約数の個数: 24

約数和(自身を含む): 31797568

約数和(自身を除く): 13005493

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 5827, 17481, 29135, 87405, 145675, 250561, 437025, 751683, 1252805, 3758415, 6264025, 18792075]

約数ペア:

[(1, 18792075), (3, 6264025), (5, 3758415), (15, 1252805), (25, 751683), (43, 437025), (75, 250561), (129, 145675), (215, 87405), (645, 29135), (1075, 17481), (3225, 5827)]