18579471088

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{68306879}}^1$

素因数の和:68306904

約数の個数: 20

約数和(自身を含む): 38115239040

約数和(自身を除く): 19535767952

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 68306879, 136613758, 273227516, 546455032, 1092910064, 1161216943, 2322433886, 4644867772, 9289735544, 18579471088]

約数ペア:

[(1, 18579471088), (2, 9289735544), (4, 4644867772), (8, 2322433886), (16, 1161216943), (17, 1092910064), (34, 546455032), (68, 273227516), (136, 136613758), (272, 68306879)]