205451636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{207947}}^1$

素因数の和:207983

約数の個数: 24

約数和(自身を含む): 407578080

約数和(自身を除く): 202126444

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 207947, 415894, 831788, 2703311, 3950993, 5406622, 7901986, 10813244, 15803972, 51362909, 102725818, 205451636]

約数ペア:

[(1, 205451636), (2, 102725818), (4, 51362909), (13, 15803972), (19, 10813244), (26, 7901986), (38, 5406622), (52, 3950993), (76, 2703311), (247, 831788), (494, 415894), (988, 207947)]