17920348

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{479}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 32256000

約数和(自身を除く): 14335652

約数列:

[1, 2, 4, 47, 94, 188, 199, 398, 479, 796, 958, 1916, 9353, 18706, 22513, 37412, 45026, 90052, 95321, 190642, 381284, 4480087, 8960174, 17920348]

約数ペア:

[(1, 17920348), (2, 8960174), (4, 4480087), (47, 381284), (94, 190642), (188, 95321), (199, 90052), (398, 45026), (479, 37412), (796, 22513), (958, 18706), (1916, 9353)]