20262195

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19577}}^1$

素因数の和:19611

約数の個数: 24

約数和(自身を含む): 36650016

約数和(自身を除く): 16387821

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 19577, 58731, 97885, 176193, 293655, 450271, 880965, 1350813, 2251355, 4052439, 6754065, 20262195]

約数ペア:

[(1, 20262195), (3, 6754065), (5, 4052439), (9, 2251355), (15, 1350813), (23, 880965), (45, 450271), (69, 293655), (115, 176193), (207, 97885), (345, 58731), (1035, 19577)]