20161987102906

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{763739}}^1$

素因数の和:764032

約数の個数: 64

約数和(自身を含む): 34133825710080

約数和(自身を除く): 13971838607174

約数列:

[1, 2, 11, 22, 47, 94, 121, 211, 242, 422, 517, 1034, 1331, 2321, 2662, 4642, 5687, 9917, 11374, 19834, 25531, 51062, 62557, 109087, 125114, 218174, 280841, 561682, 763739, 1199957, 1527478, 2399914, 8401129, 13199527, 16802258, 26399054, 35895733, 71791466, 92412419, 161148929, 184824838, 322297858, 394853063, 789706126, 1016536609, 1772638219, 2033073218, 3545276438, 4343383693, 7573999663, 8686767386, 15147999326, 19499020409, 38998040818, 47777220623, 83313996293, 95554441246, 166627992586, 214489224499, 428978448998, 916453959223, 1832907918446, 10080993551453, 20161987102906]

約数ペア:

[(1, 20161987102906), (2, 10080993551453), (11, 1832907918446), (22, 916453959223), (47, 428978448998), (94, 214489224499), (121, 166627992586), (211, 95554441246), (242, 83313996293), (422, 47777220623), (517, 38998040818), (1034, 19499020409), (1331, 15147999326), (2321, 8686767386), (2662, 7573999663), (4642, 4343383693), (5687, 3545276438), (9917, 2033073218), (11374, 1772638219), (19834, 1016536609), (25531, 789706126), (51062, 394853063), (62557, 322297858), (109087, 184824838), (125114, 161148929), (218174, 92412419), (280841, 71791466), (561682, 35895733), (763739, 26399054), (1199957, 16802258), (1527478, 13199527), (2399914, 8401129)]