20776624

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1217}}^1$

素因数の和:1333

約数の個数: 40

約数和(自身を含む): 44403408

約数和(自身を除く): 23626784

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 97, 176, 194, 388, 776, 1067, 1217, 1552, 2134, 2434, 4268, 4868, 8536, 9736, 13387, 17072, 19472, 26774, 53548, 107096, 118049, 214192, 236098, 472196, 944392, 1298539, 1888784, 2597078, 5194156, 10388312, 20776624]

約数ペア:

[(1, 20776624), (2, 10388312), (4, 5194156), (8, 2597078), (11, 1888784), (16, 1298539), (22, 944392), (44, 472196), (88, 236098), (97, 214192), (176, 118049), (194, 107096), (388, 53548), (776, 26774), (1067, 19472), (1217, 17072), (1552, 13387), (2134, 9736), (2434, 8536), (4268, 4868)]