20797760253

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{1607}}^1\times {\mathrm{31489}}^1$

素因数の和:33236

約数の個数: 16

約数和(自身を含む): 27951027840

約数和(自身を除く): 7153267587

約数列:

[1, 3, 137, 411, 1607, 4821, 31489, 94467, 220159, 660477, 4313993, 12941979, 50602823, 151808469, 6932586751, 20797760253]

約数ペア:

[(1, 20797760253), (3, 6932586751), (137, 151808469), (411, 50602823), (1607, 12941979), (4821, 4313993), (31489, 660477), (94467, 220159)]