19395248

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11329}}^1$

素因数の和:11444

約数の個数: 20

約数和(自身を含む): 37932840

約数和(自身を除く): 18537592

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11329, 22658, 45316, 90632, 181264, 1212203, 2424406, 4848812, 9697624, 19395248]

約数ペア:

[(1, 19395248), (2, 9697624), (4, 4848812), (8, 2424406), (16, 1212203), (107, 181264), (214, 90632), (428, 45316), (856, 22658), (1712, 11329)]