20503485

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11113}}^1$

素因数の和:11165

約数の個数: 24

約数和(自身を含む): 36409464

約数和(自身を除く): 15905979

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 11113, 33339, 55565, 100017, 166695, 455633, 500085, 1366899, 2278165, 4100697, 6834495, 20503485]

約数ペア:

[(1, 20503485), (3, 6834495), (5, 4100697), (9, 2278165), (15, 1366899), (41, 500085), (45, 455633), (123, 166695), (205, 100017), (369, 55565), (615, 33339), (1845, 11113)]