18872992

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{34693}}^1$

素因数の和:34720

約数の個数: 24

約数和(自身を含む): 39342996

約数和(自身を除く): 20470004

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 34693, 69386, 138772, 277544, 555088, 589781, 1110176, 1179562, 2359124, 4718248, 9436496, 18872992]

約数ペア:

[(1, 18872992), (2, 9436496), (4, 4718248), (8, 2359124), (16, 1179562), (17, 1110176), (32, 589781), (34, 555088), (68, 277544), (136, 138772), (272, 69386), (544, 34693)]