18221904

素因数分解:

$2^4\times 3^2\times {\mathrm{126541}}^1$

素因数の和:126555

約数の個数: 30

約数和(自身を含む): 50996426

約数和(自身を除く): 32774522

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 126541, 253082, 379623, 506164, 759246, 1012328, 1138869, 1518492, 2024656, 2277738, 3036984, 4555476, 6073968, 9110952, 18221904]

約数ペア:

[(1, 18221904), (2, 9110952), (3, 6073968), (4, 4555476), (6, 3036984), (8, 2277738), (9, 2024656), (12, 1518492), (16, 1138869), (18, 1012328), (24, 759246), (36, 506164), (48, 379623), (72, 253082), (144, 126541)]