20798712

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{26261}}^1$

素因数の和:26284

約数の個数: 48

約数和(自身を含む): 61453080

約数和(自身を除く): 40654368

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, 26261, 52522, 78783, 105044, 157566, 210088, 236349, 288871, 315132, 472698, 577742, 630264, 866613, 945396, 1155484, 1733226, 1890792, 2310968, 2599839, 3466452, 5199678, 6932904, 10399356, 20798712]

約数ペア:

[(1, 20798712), (2, 10399356), (3, 6932904), (4, 5199678), (6, 3466452), (8, 2599839), (9, 2310968), (11, 1890792), (12, 1733226), (18, 1155484), (22, 945396), (24, 866613), (33, 630264), (36, 577742), (44, 472698), (66, 315132), (72, 288871), (88, 236349), (99, 210088), (132, 157566), (198, 105044), (264, 78783), (396, 52522), (792, 26261)]