18220182021

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5177659}}^1$

素因数の和:5177705

約数の個数: 24

約数和(自身を含む): 29077738560

約数和(自身を除く): 10857556539

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 5177659, 15532977, 46598931, 88020203, 119086157, 264060609, 357258471, 792181827, 1071775413, 2024464669, 6073394007, 18220182021]

約数ペア:

[(1, 18220182021), (3, 6073394007), (9, 2024464669), (17, 1071775413), (23, 792181827), (51, 357258471), (69, 264060609), (153, 119086157), (207, 88020203), (391, 46598931), (1173, 15532977), (3519, 5177659)]