18021738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{11597}}^1$

素因数の和:11646

約数の個数: 32

約数和(自身を含む): 42309504

約数和(自身を除く): 24287766

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 11597, 23194, 34791, 69582, 81179, 162358, 243537, 429089, 487074, 858178, 1287267, 2574534, 3003623, 6007246, 9010869, 18021738]

約数ペア:

[(1, 18021738), (2, 9010869), (3, 6007246), (6, 3003623), (7, 2574534), (14, 1287267), (21, 858178), (37, 487074), (42, 429089), (74, 243537), (111, 162358), (222, 81179), (259, 69582), (518, 34791), (777, 23194), (1554, 11597)]