17980664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7517}}^1$

素因数の和:7559

約数の個数: 32

約数和(自身を含む): 37890720

約数和(自身を除く): 19910056

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 7517, 15034, 30068, 60136, 97721, 172891, 195442, 345782, 390884, 691564, 781768, 1383128, 2247583, 4495166, 8990332, 17980664]

約数ペア:

[(1, 17980664), (2, 8990332), (4, 4495166), (8, 2247583), (13, 1383128), (23, 781768), (26, 691564), (46, 390884), (52, 345782), (92, 195442), (104, 172891), (184, 97721), (299, 60136), (598, 30068), (1196, 15034), (2392, 7517)]