55321264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{203387}}^1$

素因数の和:203412

約数の個数: 20

約数和(自身を含む): 113490504

約数和(自身を除く): 58169240

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 203387, 406774, 813548, 1627096, 3254192, 3457579, 6915158, 13830316, 27660632, 55321264]

約数ペア:

[(1, 55321264), (2, 27660632), (4, 13830316), (8, 6915158), (16, 3457579), (17, 3254192), (34, 1627096), (68, 813548), (136, 406774), (272, 203387)]