20876265

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{2621}}^1$

素因数の和:2694

約数の個数: 32

約数和(自身を含む): 37756800

約数和(自身を除く): 16880535

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 135, 177, 295, 531, 885, 1593, 2621, 2655, 7863, 7965, 13105, 23589, 39315, 70767, 117945, 154639, 353835, 463917, 773195, 1391751, 2319585, 4175253, 6958755, 20876265]

約数ペア:

[(1, 20876265), (3, 6958755), (5, 4175253), (9, 2319585), (15, 1391751), (27, 773195), (45, 463917), (59, 353835), (135, 154639), (177, 117945), (295, 70767), (531, 39315), (885, 23589), (1593, 13105), (2621, 7965), (2655, 7863)]