16430290

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{18461}}^1$

素因数の和:18557

約数の個数: 16

約数和(自身を含む): 29908440

約数和(自身を除く): 13478150

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 18461, 36922, 92305, 184610, 1643029, 3286058, 8215145, 16430290]

約数ペア:

[(1, 16430290), (2, 8215145), (5, 3286058), (10, 1643029), (89, 184610), (178, 92305), (445, 36922), (890, 18461)]