12901388

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{811}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 23395344

約数和(自身を除く): 10493956

約数列:

[1, 2, 4, 41, 82, 97, 164, 194, 388, 811, 1622, 3244, 3977, 7954, 15908, 33251, 66502, 78667, 133004, 157334, 314668, 3225347, 6450694, 12901388]

約数ペア:

[(1, 12901388), (2, 6450694), (4, 3225347), (41, 314668), (82, 157334), (97, 133004), (164, 78667), (194, 66502), (388, 33251), (811, 15908), (1622, 7954), (3244, 3977)]