19497426

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{249967}}^1$

素因数の和:249985

約数の個数: 16

約数和(自身を含む): 41994624

約数和(自身を除く): 22497198

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 249967, 499934, 749901, 1499802, 3249571, 6499142, 9748713, 19497426]

約数ペア:

[(1, 19497426), (2, 9748713), (3, 6499142), (6, 3249571), (13, 1499802), (26, 749901), (39, 499934), (78, 249967)]