81896144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{465319}}^1$

素因数の和:465338

約数の個数: 20

約数和(自身を含む): 173099040

約数和(自身を除く): 91202896

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 465319, 930638, 1861276, 3722552, 5118509, 7445104, 10237018, 20474036, 40948072, 81896144]

約数ペア:

[(1, 81896144), (2, 40948072), (4, 20474036), (8, 10237018), (11, 7445104), (16, 5118509), (22, 3722552), (44, 1861276), (88, 930638), (176, 465319)]