20492799

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{1439}}^1$

素因数の和:1590

約数の個数: 16

約数和(自身を含む): 28200960

約数和(自身を除く): 7708161

約数列:

[1, 3, 47, 101, 141, 303, 1439, 4317, 4747, 14241, 67633, 145339, 202899, 436017, 6830933, 20492799]

約数ペア:

[(1, 20492799), (3, 6830933), (47, 436017), (101, 202899), (141, 145339), (303, 67633), (1439, 14241), (4317, 4747)]