19968642

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{65257}}^1$

素因数の和:65282

約数の個数: 24

約数和(自身を含む): 45811116

約数和(自身を除く): 25842474

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 65257, 130514, 195771, 391542, 587313, 1109369, 1174626, 2218738, 3328107, 6656214, 9984321, 19968642]

約数ペア:

[(1, 19968642), (2, 9984321), (3, 6656214), (6, 3328107), (9, 2218738), (17, 1174626), (18, 1109369), (34, 587313), (51, 391542), (102, 195771), (153, 130514), (306, 65257)]