20335196

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{359}}^1$

素因数の和:411

約数の個数: 54

約数和(自身を含む): 44097480

約数和(自身を除く): 23762284

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 289, 359, 476, 578, 718, 833, 1156, 1436, 1666, 2023, 2513, 3332, 4046, 5026, 6103, 8092, 10052, 12206, 14161, 17591, 24412, 28322, 35182, 42721, 56644, 70364, 85442, 103751, 170884, 207502, 299047, 415004, 598094, 726257, 1196188, 1452514, 2905028, 5083799, 10167598, 20335196]

約数ペア:

[(1, 20335196), (2, 10167598), (4, 5083799), (7, 2905028), (14, 1452514), (17, 1196188), (28, 726257), (34, 598094), (49, 415004), (68, 299047), (98, 207502), (119, 170884), (196, 103751), (238, 85442), (289, 70364), (359, 56644), (476, 42721), (578, 35182), (718, 28322), (833, 24412), (1156, 17591), (1436, 14161), (1666, 12206), (2023, 10052), (2513, 8092), (3332, 6103), (4046, 5026)]