19215712

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{35323}}^1$

素因数の和:35350

約数の個数: 24

約数和(自身を含む): 40057416

約数和(自身を除く): 20841704

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 35323, 70646, 141292, 282584, 565168, 600491, 1130336, 1200982, 2401964, 4803928, 9607856, 19215712]

約数ペア:

[(1, 19215712), (2, 9607856), (4, 4803928), (8, 2401964), (16, 1200982), (17, 1130336), (32, 600491), (34, 565168), (68, 282584), (136, 141292), (272, 70646), (544, 35323)]