18620110

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1109}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 35484480

約数和(自身を除く): 16864370

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1109, 1679, 2218, 3358, 5545, 8395, 11090, 16790, 25507, 51014, 80957, 127535, 161914, 255070, 404785, 809570, 1862011, 3724022, 9310055, 18620110]

約数ペア:

[(1, 18620110), (2, 9310055), (5, 3724022), (10, 1862011), (23, 809570), (46, 404785), (73, 255070), (115, 161914), (146, 127535), (230, 80957), (365, 51014), (730, 25507), (1109, 16790), (1679, 11090), (2218, 8395), (3358, 5545)]