18729123858

素因数分解:

$2^1\times 3^3\times {\mathrm{887}}^1\times {\mathrm{391021}}^1$

素因数の和:391919

約数の個数: 32

約数和(自身を含む): 41667304320

約数和(自身を除く): 22938180462

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 887, 1774, 2661, 5322, 7983, 15966, 23949, 47898, 391021, 782042, 1173063, 2346126, 3519189, 7038378, 10557567, 21115134, 346835627, 693671254, 1040506881, 2081013762, 3121520643, 6243041286, 9364561929, 18729123858]

約数ペア:

[(1, 18729123858), (2, 9364561929), (3, 6243041286), (6, 3121520643), (9, 2081013762), (18, 1040506881), (27, 693671254), (54, 346835627), (887, 21115134), (1774, 10557567), (2661, 7038378), (5322, 3519189), (7983, 2346126), (15966, 1173063), (23949, 782042), (47898, 391021)]