22178728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19387}}^1$

素因数の和:19417

約数の個数: 32

約数和(自身を含む): 48857760

約数和(自身を除く): 26679032

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 19387, 38774, 77548, 155096, 213257, 252031, 426514, 504062, 853028, 1008124, 1706056, 2016248, 2772341, 5544682, 11089364, 22178728]

約数ペア:

[(1, 22178728), (2, 11089364), (4, 5544682), (8, 2772341), (11, 2016248), (13, 1706056), (22, 1008124), (26, 853028), (44, 504062), (52, 426514), (88, 252031), (104, 213257), (143, 155096), (286, 77548), (572, 38774), (1144, 19387)]