19294864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{70937}}^1$

素因数の和:70962

約数の個数: 20

約数和(自身を含む): 39583404

約数和(自身を除く): 20288540

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 70937, 141874, 283748, 567496, 1134992, 1205929, 2411858, 4823716, 9647432, 19294864]

約数ペア:

[(1, 19294864), (2, 9647432), (4, 4823716), (8, 2411858), (16, 1205929), (17, 1134992), (34, 567496), (68, 283748), (136, 141874), (272, 70937)]