8991370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1279}}^1$

素因数の和:1342

約数の個数: 32

約数和(自身を含む): 17510400

約数和(自身を除く): 8519030

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 703, 1279, 1406, 2558, 3515, 6395, 7030, 12790, 24301, 47323, 48602, 94646, 121505, 236615, 243010, 473230, 899137, 1798274, 4495685, 8991370]

約数ペア:

[(1, 8991370), (2, 4495685), (5, 1798274), (10, 899137), (19, 473230), (37, 243010), (38, 236615), (74, 121505), (95, 94646), (185, 48602), (190, 47323), (370, 24301), (703, 12790), (1279, 7030), (1406, 6395), (2558, 3515)]