20415516

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{733}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 52284288

約数和(自身を除く): 31868772

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 211, 422, 633, 733, 844, 1266, 1466, 2199, 2321, 2532, 2932, 4398, 4642, 6963, 8063, 8796, 9284, 13926, 16126, 24189, 27852, 32252, 48378, 96756, 154663, 309326, 463989, 618652, 927978, 1701293, 1855956, 3402586, 5103879, 6805172, 10207758, 20415516]

約数ペア:

[(1, 20415516), (2, 10207758), (3, 6805172), (4, 5103879), (6, 3402586), (11, 1855956), (12, 1701293), (22, 927978), (33, 618652), (44, 463989), (66, 309326), (132, 154663), (211, 96756), (422, 48378), (633, 32252), (733, 27852), (844, 24189), (1266, 16126), (1466, 13926), (2199, 9284), (2321, 8796), (2532, 8063), (2932, 6963), (4398, 4642)]