20199159738

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1\times {\mathrm{569}}^1$

素因数の和:1284

約数の個数: 96

約数和(自身を含む): 45737602560

約数和(自身を除く): 25538442822

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 113, 186, 226, 279, 339, 558, 563, 569, 678, 1017, 1126, 1138, 1689, 1707, 2034, 3378, 3414, 3503, 5067, 5121, 7006, 10134, 10242, 10509, 17453, 17639, 21018, 31527, 34906, 35278, 52359, 52917, 63054, 63619, 64297, 104718, 105834, 127238, 128594, 157077, 158751, 190857, 192891, 314154, 317502, 320347, 381714, 385782, 572571, 578673, 640694, 961041, 1145142, 1157346, 1922082, 1972189, 1993207, 2883123, 3944378, 3986414, 5766246, 5916567, 5979621, 9930757, 11833134, 11959242, 17749701, 17938863, 19861514, 29792271, 35499402, 35877726, 36199211, 59584542, 72398422, 89376813, 108597633, 178753626, 217195266, 325792899, 651585798, 1122175541, 2244351082, 3366526623, 6733053246, 10099579869, 20199159738]

約数ペア:

[(1, 20199159738), (2, 10099579869), (3, 6733053246), (6, 3366526623), (9, 2244351082), (18, 1122175541), (31, 651585798), (62, 325792899), (93, 217195266), (113, 178753626), (186, 108597633), (226, 89376813), (279, 72398422), (339, 59584542), (558, 36199211), (563, 35877726), (569, 35499402), (678, 29792271), (1017, 19861514), (1126, 17938863), (1138, 17749701), (1689, 11959242), (1707, 11833134), (2034, 9930757), (3378, 5979621), (3414, 5916567), (3503, 5766246), (5067, 3986414), (5121, 3944378), (7006, 2883123), (10134, 1993207), (10242, 1972189), (10509, 1922082), (17453, 1157346), (17639, 1145142), (21018, 961041), (31527, 640694), (34906, 578673), (35278, 572571), (52359, 385782), (52917, 381714), (63054, 320347), (63619, 317502), (64297, 314154), (104718, 192891), (105834, 190857), (127238, 158751), (128594, 157077)]