19154646

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{541}}^1$

素因数の和:837

約数の個数: 48

約数和(自身を含む): 47687328

約数和(自身を除く): 28532682

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 281, 541, 562, 843, 1082, 1623, 1686, 1967, 2529, 3246, 3787, 3934, 4869, 5058, 5901, 7574, 9738, 11361, 11802, 17703, 22722, 34083, 35406, 68166, 152021, 304042, 456063, 912126, 1064147, 1368189, 2128294, 2736378, 3192441, 6384882, 9577323, 19154646]

約数ペア:

[(1, 19154646), (2, 9577323), (3, 6384882), (6, 3192441), (7, 2736378), (9, 2128294), (14, 1368189), (18, 1064147), (21, 912126), (42, 456063), (63, 304042), (126, 152021), (281, 68166), (541, 35406), (562, 34083), (843, 22722), (1082, 17703), (1623, 11802), (1686, 11361), (1967, 9738), (2529, 7574), (3246, 5901), (3787, 5058), (3934, 4869)]