20784440248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18168217}}^1$

素因数の和:18168247

約数の個数: 32

約数和(自身を含む): 45783909360

約数和(自身を除く): 24999469112

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 18168217, 36336434, 72672868, 145345736, 199850387, 236186821, 399700774, 472373642, 799401548, 944747284, 1598803096, 1889494568, 2598055031, 5196110062, 10392220124, 20784440248]

約数ペア:

[(1, 20784440248), (2, 10392220124), (4, 5196110062), (8, 2598055031), (11, 1889494568), (13, 1598803096), (22, 944747284), (26, 799401548), (44, 472373642), (52, 399700774), (88, 236186821), (104, 199850387), (143, 145345736), (286, 72672868), (572, 36336434), (1144, 18168217)]