19289095

素因数分解:

$5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{601}}^1$

素因数の和:751

約数の個数: 24

約数和(自身を含む): 27176688

約数和(自身を除く): 7887593

約数列:

[1, 5, 7, 35, 49, 131, 245, 601, 655, 917, 3005, 4207, 4585, 6419, 21035, 29449, 32095, 78731, 147245, 393655, 551117, 2755585, 3857819, 19289095]

約数ペア:

[(1, 19289095), (5, 3857819), (7, 2755585), (35, 551117), (49, 393655), (131, 147245), (245, 78731), (601, 32095), (655, 29449), (917, 21035), (3005, 6419), (4207, 4585)]