20493044

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3257}}^1$

素因数の和:3296

約数の個数: 36

約数和(自身を含む): 42464772

約数和(自身を除く): 21971728

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 286, 484, 572, 1573, 3146, 3257, 6292, 6514, 13028, 35827, 42341, 71654, 84682, 143308, 169364, 394097, 465751, 788194, 931502, 1576388, 1863004, 5123261, 10246522, 20493044]

約数ペア:

[(1, 20493044), (2, 10246522), (4, 5123261), (11, 1863004), (13, 1576388), (22, 931502), (26, 788194), (44, 465751), (52, 394097), (121, 169364), (143, 143308), (242, 84682), (286, 71654), (484, 42341), (572, 35827), (1573, 13028), (3146, 6514), (3257, 6292)]