18405216

素因数分解:

$2^5\times 3^2\times {\mathrm{63907}}^1$

素因数の和:63923

約数の個数: 36

約数和(自身を含む): 52340652

約数和(自身を除く): 33935436

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 63907, 127814, 191721, 255628, 383442, 511256, 575163, 766884, 1022512, 1150326, 1533768, 2045024, 2300652, 3067536, 4601304, 6135072, 9202608, 18405216]

約数ペア:

[(1, 18405216), (2, 9202608), (3, 6135072), (4, 4601304), (6, 3067536), (8, 2300652), (9, 2045024), (12, 1533768), (16, 1150326), (18, 1022512), (24, 766884), (32, 575163), (36, 511256), (48, 383442), (72, 255628), (96, 191721), (144, 127814), (288, 63907)]