20576696

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 26597704

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 83, 133, 152, 166, 233, 266, 332, 466, 532, 581, 664, 932, 1064, 1162, 1577, 1631, 1864, 2324, 3154, 3262, 4427, 4648, 6308, 6524, 8854, 11039, 12616, 13048, 17708, 19339, 22078, 30989, 35416, 38678, 44156, 61978, 77356, 88312, 123956, 135373, 154712, 247912, 270746, 367441, 541492, 734882, 1082984, 1469764, 2572087, 2939528, 5144174, 10288348, 20576696]

約数ペア:

[(1, 20576696), (2, 10288348), (4, 5144174), (7, 2939528), (8, 2572087), (14, 1469764), (19, 1082984), (28, 734882), (38, 541492), (56, 367441), (76, 270746), (83, 247912), (133, 154712), (152, 135373), (166, 123956), (233, 88312), (266, 77356), (332, 61978), (466, 44156), (532, 38678), (581, 35416), (664, 30989), (932, 22078), (1064, 19339), (1162, 17708), (1577, 13048), (1631, 12616), (1864, 11039), (2324, 8854), (3154, 6524), (3262, 6308), (4427, 4648)]