18800572

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 40255488

約数和(自身を除く): 21454916

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 127, 238, 254, 311, 476, 508, 622, 889, 1244, 1778, 2159, 2177, 3556, 4318, 4354, 5287, 8636, 8708, 10574, 15113, 21148, 30226, 37009, 39497, 60452, 74018, 78994, 148036, 157988, 276479, 552958, 671449, 1105916, 1342898, 2685796, 4700143, 9400286, 18800572]

約数ペア:

[(1, 18800572), (2, 9400286), (4, 4700143), (7, 2685796), (14, 1342898), (17, 1105916), (28, 671449), (34, 552958), (68, 276479), (119, 157988), (127, 148036), (238, 78994), (254, 74018), (311, 60452), (476, 39497), (508, 37009), (622, 30226), (889, 21148), (1244, 15113), (1778, 10574), (2159, 8708), (2177, 8636), (3556, 5287), (4318, 4354)]