12931010

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9871}}^1$

素因数の和:10009

約数の個数: 16

約数和(自身を含む): 23455872

約数和(自身を除く): 10524862

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 9871, 19742, 49355, 98710, 1293101, 2586202, 6465505, 12931010]

約数ペア:

[(1, 12931010), (2, 6465505), (5, 2586202), (10, 1293101), (131, 98710), (262, 49355), (655, 19742), (1310, 9871)]