18946902

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{541}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 40975200

約数和(自身を除く): 22028298

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 449, 541, 898, 1082, 1347, 1623, 2694, 3246, 5837, 7033, 11674, 14066, 17511, 21099, 35022, 42198, 242909, 485818, 728727, 1457454, 3157817, 6315634, 9473451, 18946902]

約数ペア:

[(1, 18946902), (2, 9473451), (3, 6315634), (6, 3157817), (13, 1457454), (26, 728727), (39, 485818), (78, 242909), (449, 42198), (541, 35022), (898, 21099), (1082, 17511), (1347, 14066), (1623, 11674), (2694, 7033), (3246, 5837)]