18019268

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 32256000

約数和(自身を除く): 14236732

約数列:

[1, 2, 4, 79, 127, 158, 254, 316, 449, 508, 898, 1796, 10033, 20066, 35471, 40132, 57023, 70942, 114046, 141884, 228092, 4504817, 9009634, 18019268]

約数ペア:

[(1, 18019268), (2, 9009634), (4, 4504817), (79, 228092), (127, 141884), (158, 114046), (254, 70942), (316, 57023), (449, 40132), (508, 35471), (898, 20066), (1796, 10033)]