20374992

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:721

約数の個数: 120

約数和(自身を含む): 65576160

約数和(自身を除く): 45201168

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 99, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 304, 342, 396, 418, 456, 528, 627, 677, 684, 792, 836, 912, 1254, 1354, 1368, 1584, 1672, 1881, 2031, 2508, 2708, 2736, 3344, 3762, 4062, 5016, 5416, 6093, 7447, 7524, 8124, 10032, 10832, 12186, 12863, 14894, 15048, 16248, 22341, 24372, 25726, 29788, 30096, 32496, 38589, 44682, 48744, 51452, 59576, 67023, 77178, 89364, 97488, 102904, 115767, 119152, 134046, 141493, 154356, 178728, 205808, 231534, 268092, 282986, 308712, 357456, 424479, 463068, 536184, 565972, 617424, 848958, 926136, 1072368, 1131944, 1273437, 1697916, 1852272, 2263888, 2546874, 3395832, 5093748, 6791664, 10187496, 20374992]

約数ペア:

[(1, 20374992), (2, 10187496), (3, 6791664), (4, 5093748), (6, 3395832), (8, 2546874), (9, 2263888), (11, 1852272), (12, 1697916), (16, 1273437), (18, 1131944), (19, 1072368), (22, 926136), (24, 848958), (33, 617424), (36, 565972), (38, 536184), (44, 463068), (48, 424479), (57, 357456), (66, 308712), (72, 282986), (76, 268092), (88, 231534), (99, 205808), (114, 178728), (132, 154356), (144, 141493), (152, 134046), (171, 119152), (176, 115767), (198, 102904), (209, 97488), (228, 89364), (264, 77178), (304, 67023), (342, 59576), (396, 51452), (418, 48744), (456, 44682), (528, 38589), (627, 32496), (677, 30096), (684, 29788), (792, 25726), (836, 24372), (912, 22341), (1254, 16248), (1354, 15048), (1368, 14894), (1584, 12863), (1672, 12186), (1881, 10832), (2031, 10032), (2508, 8124), (2708, 7524), (2736, 7447), (3344, 6093), (3762, 5416), (4062, 5016)]