16923890

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{12919}}^1$

素因数の和:13057

約数の個数: 16

約数和(自身を含む): 30697920

約数和(自身を除く): 13774030

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 12919, 25838, 64595, 129190, 1692389, 3384778, 8461945, 16923890]

約数ペア:

[(1, 16923890), (2, 8461945), (5, 3384778), (10, 1692389), (131, 129190), (262, 64595), (655, 25838), (1310, 12919)]