18219819088

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{66984629}}^1$

素因数の和:66984654

約数の個数: 20

約数和(自身を含む): 37377423540

約数和(自身を除く): 19157604452

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 66984629, 133969258, 267938516, 535877032, 1071754064, 1138738693, 2277477386, 4554954772, 9109909544, 18219819088]

約数ペア:

[(1, 18219819088), (2, 9109909544), (4, 4554954772), (8, 2277477386), (16, 1138738693), (17, 1071754064), (34, 535877032), (68, 267938516), (136, 133969258), (272, 66984629)]