19969492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7937}}^1$

素因数の和:7995

約数の個数: 24

約数和(自身を含む): 38007144

約数和(自身を除く): 18037652

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 7937, 15874, 31748, 134929, 269858, 293669, 539716, 587338, 1174676, 4992373, 9984746, 19969492]

約数ペア:

[(1, 19969492), (2, 9984746), (4, 4992373), (17, 1174676), (34, 587338), (37, 539716), (68, 293669), (74, 269858), (148, 134929), (629, 31748), (1258, 15874), (2516, 7937)]