18775946

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 33612672

約数和(自身を除く): 14836726

約数列:

[1, 2, 7, 14, 37, 67, 74, 134, 259, 469, 518, 541, 938, 1082, 2479, 3787, 4958, 7574, 17353, 20017, 34706, 36247, 40034, 72494, 140119, 253729, 280238, 507458, 1341139, 2682278, 9387973, 18775946]

約数ペア:

[(1, 18775946), (2, 9387973), (7, 2682278), (14, 1341139), (37, 507458), (67, 280238), (74, 253729), (134, 140119), (259, 72494), (469, 40034), (518, 36247), (541, 34706), (938, 20017), (1082, 17353), (2479, 7574), (3787, 4958)]