20179915437

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{1823}}^1$

素因数の和:2178

約数の個数: 64

約数和(自身を含む): 31203532800

約数和(自身を除く): 11023617363

約数列:

[1, 3, 11, 29, 33, 43, 87, 129, 269, 319, 473, 807, 957, 1247, 1419, 1823, 2959, 3741, 5469, 7801, 8877, 11567, 13717, 20053, 23403, 34701, 41151, 52867, 60159, 78389, 85811, 127237, 158601, 235167, 257433, 335443, 381711, 490387, 581537, 862279, 1006329, 1471161, 1744611, 2273281, 2586837, 3689873, 5394257, 6819843, 11069619, 14221223, 16182771, 21086641, 25006091, 42663669, 63259923, 75018273, 156433453, 231953051, 469300359, 611512589, 695859153, 1834537767, 6726638479, 20179915437]

約数ペア:

[(1, 20179915437), (3, 6726638479), (11, 1834537767), (29, 695859153), (33, 611512589), (43, 469300359), (87, 231953051), (129, 156433453), (269, 75018273), (319, 63259923), (473, 42663669), (807, 25006091), (957, 21086641), (1247, 16182771), (1419, 14221223), (1823, 11069619), (2959, 6819843), (3741, 5394257), (5469, 3689873), (7801, 2586837), (8877, 2273281), (11567, 1744611), (13717, 1471161), (20053, 1006329), (23403, 862279), (34701, 581537), (41151, 490387), (52867, 381711), (60159, 335443), (78389, 257433), (85811, 235167), (127237, 158601)]