1988478

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1880

約数の個数: 24

約数和(自身を含む): 4381416

約数和(自身を除く): 2392938

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 1811, 3622, 5433, 10866, 16299, 32598, 110471, 220942, 331413, 662826, 994239, 1988478]

約数ペア:

[(1, 1988478), (2, 994239), (3, 662826), (6, 331413), (9, 220942), (18, 110471), (61, 32598), (122, 16299), (183, 10866), (366, 5433), (549, 3622), (1098, 1811)]