20883765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1931}}^1$

素因数の和:2049

約数の個数: 32

約数和(自身を含む): 38578176

約数和(自身を除く): 17694411

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 1931, 2163, 3605, 5793, 9655, 10815, 13517, 28965, 40551, 67585, 198893, 202755, 596679, 994465, 1392251, 2983395, 4176753, 6961255, 20883765]

約数ペア:

[(1, 20883765), (3, 6961255), (5, 4176753), (7, 2983395), (15, 1392251), (21, 994465), (35, 596679), (103, 202755), (105, 198893), (309, 67585), (515, 40551), (721, 28965), (1545, 13517), (1931, 10815), (2163, 9655), (3605, 5793)]