18992038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1129}}^1$

素因数の和:1791

約数の個数: 16

約数和(自身を含む): 30754080

約数和(自身を除く): 11762042

約数列:

[1, 2, 13, 26, 647, 1129, 1294, 2258, 8411, 14677, 16822, 29354, 730463, 1460926, 9496019, 18992038]

約数ペア:

[(1, 18992038), (2, 9496019), (13, 1460926), (26, 730463), (647, 29354), (1129, 16822), (1294, 14677), (2258, 8411)]