20073085641

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{1021}}^1$

素因数の和:1559

約数の個数: 72

約数和(自身を含む): 34154320200

約数和(自身を除く): 14081234559

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 409, 441, 763, 981, 1021, 1227, 2289, 2863, 3063, 3681, 5341, 6867, 7147, 8589, 9189, 16023, 20041, 21441, 25767, 44581, 48069, 50029, 60123, 64323, 111289, 133743, 150087, 180369, 312067, 333867, 401229, 417589, 450261, 779023, 936201, 1001601, 1252767, 2184469, 2337069, 2808603, 2923123, 3758301, 5453161, 6553407, 7011207, 8769369, 16359483, 19660221, 20461861, 26308107, 45517201, 49078449, 61385583, 136551603, 184156749, 318620407, 409654809, 955861221, 2230342849, 2867583663, 6691028547, 20073085641]

約数ペア:

[(1, 20073085641), (3, 6691028547), (7, 2867583663), (9, 2230342849), (21, 955861221), (49, 409654809), (63, 318620407), (109, 184156749), (147, 136551603), (327, 61385583), (409, 49078449), (441, 45517201), (763, 26308107), (981, 20461861), (1021, 19660221), (1227, 16359483), (2289, 8769369), (2863, 7011207), (3063, 6553407), (3681, 5453161), (5341, 3758301), (6867, 2923123), (7147, 2808603), (8589, 2337069), (9189, 2184469), (16023, 1252767), (20041, 1001601), (21441, 936201), (25767, 779023), (44581, 450261), (48069, 417589), (50029, 401229), (60123, 333867), (64323, 312067), (111289, 180369), (133743, 150087)]