28428496

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{21407}}^1$

素因数の和:21498

約数の個数: 20

約数和(自身を含む): 55746432

約数和(自身を除く): 27317936

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 21407, 42814, 85628, 171256, 342512, 1776781, 3553562, 7107124, 14214248, 28428496]

約数ペア:

[(1, 28428496), (2, 14214248), (4, 7107124), (8, 3553562), (16, 1776781), (83, 342512), (166, 171256), (332, 85628), (664, 42814), (1328, 21407)]