18836253

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{13163}}^1$

素因数の和:13225

約数の個数: 16

約数和(自身を含む): 28434240

約数和(自身を除く): 9597987

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 13163, 39489, 118467, 355401, 697639, 2092917, 6278751, 18836253]

約数ペア:

[(1, 18836253), (3, 6278751), (9, 2092917), (27, 697639), (53, 355401), (159, 118467), (477, 39489), (1431, 13163)]