20228845

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1933}}^1$

素因数の和:1981

約数の個数: 32

約数和(自身を含む): 31191552

約数和(自身を除く): 10962707

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 1933, 2093, 9665, 10465, 13531, 25129, 44459, 67655, 125645, 175903, 222295, 311213, 577967, 879515, 1556065, 2889835, 4045769, 20228845]

約数ペア:

[(1, 20228845), (5, 4045769), (7, 2889835), (13, 1556065), (23, 879515), (35, 577967), (65, 311213), (91, 222295), (115, 175903), (161, 125645), (299, 67655), (455, 44459), (805, 25129), (1495, 13531), (1933, 10465), (2093, 9665)]