19711272670

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6121}}^1\times {\mathrm{7489}}^1$

素因数の和:13660

約数の個数: 32

約数和(自身を含む): 36316193760

約数和(自身を除く): 16604921090

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 6121, 7489, 12242, 14978, 30605, 37445, 61210, 74890, 263203, 322027, 526406, 644054, 1316015, 1610135, 2632030, 3220270, 45840169, 91680338, 229200845, 458401690, 1971127267, 3942254534, 9855636335, 19711272670]

約数ペア:

[(1, 19711272670), (2, 9855636335), (5, 3942254534), (10, 1971127267), (43, 458401690), (86, 229200845), (215, 91680338), (430, 45840169), (6121, 3220270), (7489, 2632030), (12242, 1610135), (14978, 1316015), (30605, 644054), (37445, 526406), (61210, 322027), (74890, 263203)]