20898504

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{26387}}^1$

素因数の和:26410

約数の個数: 48

約数和(自身を含む): 61747920

約数和(自身を除く): 40849416

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 26387, 52774, 79161, 105548, 158322, 211096, 237483, 290257, 316644, 474966, 580514, 633288, 870771, 949932, 1161028, 1741542, 1899864, 2322056, 2612313, 3483084, 5224626, 6966168, 10449252, 20898504]

約数ペア:

[(1, 20898504), (2, 10449252), (3, 6966168), (4, 5224626), (6, 3483084), (8, 2612313), (9, 2322056), (11, 1899864), (12, 1741542), (18, 1161028), (22, 949932), (24, 870771), (33, 633288), (36, 580514), (44, 474966), (66, 316644), (72, 290257), (88, 237483), (99, 211096), (132, 158322), (198, 105548), (264, 79161), (396, 52774), (792, 26387)]