1979712904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{16981}}^1$

素因数の和:17078

約数の個数: 64

約数和(自身を含む): 4279464000

約数和(自身を除く): 2299751096

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 59, 76, 104, 118, 152, 236, 247, 472, 494, 767, 988, 1121, 1534, 1976, 2242, 3068, 4484, 6136, 8968, 14573, 16981, 29146, 33962, 58292, 67924, 116584, 135848, 220753, 322639, 441506, 645278, 883012, 1001879, 1290556, 1766024, 2003758, 2581112, 4007516, 4194307, 8015032, 8388614, 13024427, 16777228, 19035701, 26048854, 33554456, 38071402, 52097708, 76142804, 104195416, 152285608, 247464113, 494928226, 989856452, 1979712904]

約数ペア:

[(1, 1979712904), (2, 989856452), (4, 494928226), (8, 247464113), (13, 152285608), (19, 104195416), (26, 76142804), (38, 52097708), (52, 38071402), (59, 33554456), (76, 26048854), (104, 19035701), (118, 16777228), (152, 13024427), (236, 8388614), (247, 8015032), (472, 4194307), (494, 4007516), (767, 2581112), (988, 2003758), (1121, 1766024), (1534, 1290556), (1976, 1001879), (2242, 883012), (3068, 645278), (4484, 441506), (6136, 322639), (8968, 220753), (14573, 135848), (16981, 116584), (29146, 67924), (33962, 58292)]