19115360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10861}}^1$

素因数の和:10887

約数の個数: 48

約数和(自身を含む): 49270032

約数和(自身を除く): 30154672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 10861, 21722, 43444, 54305, 86888, 108610, 119471, 173776, 217220, 238942, 347552, 434440, 477884, 597355, 868880, 955768, 1194710, 1737760, 1911536, 2389420, 3823072, 4778840, 9557680, 19115360]

約数ペア:

[(1, 19115360), (2, 9557680), (4, 4778840), (5, 3823072), (8, 2389420), (10, 1911536), (11, 1737760), (16, 1194710), (20, 955768), (22, 868880), (32, 597355), (40, 477884), (44, 434440), (55, 347552), (80, 238942), (88, 217220), (110, 173776), (160, 119471), (176, 108610), (220, 86888), (352, 54305), (440, 43444), (880, 21722), (1760, 10861)]