20170261314

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{145661}}^1$

素因数の和:145840

約数の個数: 72

約数和(自身を含む): 51161446908

約数和(自身を除く): 30991185594

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 157, 294, 314, 441, 471, 882, 942, 1099, 1413, 2198, 2826, 3297, 6594, 7693, 9891, 15386, 19782, 23079, 46158, 69237, 138474, 145661, 291322, 436983, 873966, 1019627, 1310949, 2039254, 2621898, 3058881, 6117762, 7137389, 9176643, 14274778, 18353286, 21412167, 22868777, 42824334, 45737554, 64236501, 68606331, 128473002, 137212662, 160081439, 205818993, 320162878, 411637986, 480244317, 960488634, 1120570073, 1440732951, 2241140146, 2881465902, 3361710219, 6723420438, 10085130657, 20170261314]

約数ペア:

[(1, 20170261314), (2, 10085130657), (3, 6723420438), (6, 3361710219), (7, 2881465902), (9, 2241140146), (14, 1440732951), (18, 1120570073), (21, 960488634), (42, 480244317), (49, 411637986), (63, 320162878), (98, 205818993), (126, 160081439), (147, 137212662), (157, 128473002), (294, 68606331), (314, 64236501), (441, 45737554), (471, 42824334), (882, 22868777), (942, 21412167), (1099, 18353286), (1413, 14274778), (2198, 9176643), (2826, 7137389), (3297, 6117762), (6594, 3058881), (7693, 2621898), (9891, 2039254), (15386, 1310949), (19782, 1019627), (23079, 873966), (46158, 436983), (69237, 291322), (138474, 145661)]