18264505

素因数分解:

$5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 25740288

約数和(自身を除く): 7475783

約数列:

[1, 5, 7, 35, 49, 127, 245, 587, 635, 889, 2935, 4109, 4445, 6223, 20545, 28763, 31115, 74549, 143815, 372745, 521843, 2609215, 3652901, 18264505]

約数ペア:

[(1, 18264505), (5, 3652901), (7, 2609215), (35, 521843), (49, 372745), (127, 143815), (245, 74549), (587, 31115), (635, 28763), (889, 20545), (2935, 6223), (4109, 4445)]