20452527

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 31737600

約数和(自身を除く): 11285073

約数列:

[1, 3, 9, 27, 37, 59, 111, 177, 333, 347, 531, 999, 1041, 1593, 2183, 3123, 6549, 9369, 12839, 19647, 20473, 38517, 58941, 61419, 115551, 184257, 346653, 552771, 757501, 2272503, 6817509, 20452527]

約数ペア:

[(1, 20452527), (3, 6817509), (9, 2272503), (27, 757501), (37, 552771), (59, 346653), (111, 184257), (177, 115551), (333, 61419), (347, 58941), (531, 38517), (999, 20473), (1041, 19647), (1593, 12839), (2183, 9369), (3123, 6549)]