28407664

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{17579}}^1$

素因数の和:17688

約数の個数: 20

約数和(自身を含む): 55587960

約数和(自身を除く): 27180296

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 17579, 35158, 70316, 140632, 281264, 1775479, 3550958, 7101916, 14203832, 28407664]

約数ペア:

[(1, 28407664), (2, 14203832), (4, 7101916), (8, 3550958), (16, 1775479), (101, 281264), (202, 140632), (404, 70316), (808, 35158), (1616, 17579)]