16530890

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{12619}}^1$

素因数の和:12757

約数の個数: 16

約数和(自身を含む): 29985120

約数和(自身を除く): 13454230

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 12619, 25238, 63095, 126190, 1653089, 3306178, 8265445, 16530890]

約数ペア:

[(1, 16530890), (2, 8265445), (5, 3306178), (10, 1653089), (131, 126190), (262, 63095), (655, 25238), (1310, 12619)]