20506670128

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{843757}}^1$

素因数の和:843810

約数の個数: 60

約数和(自身を含む): 47709452352

約数和(自身を除く): 27202782224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 112, 124, 196, 217, 248, 392, 434, 496, 784, 868, 1519, 1736, 3038, 3472, 6076, 12152, 24304, 843757, 1687514, 3375028, 5906299, 6750056, 11812598, 13500112, 23625196, 26156467, 41344093, 47250392, 52312934, 82688186, 94500784, 104625868, 165376372, 183095269, 209251736, 330752744, 366190538, 418503472, 661505488, 732381076, 1281666883, 1464762152, 2563333766, 2929524304, 5126667532, 10253335064, 20506670128]

約数ペア:

[(1, 20506670128), (2, 10253335064), (4, 5126667532), (7, 2929524304), (8, 2563333766), (14, 1464762152), (16, 1281666883), (28, 732381076), (31, 661505488), (49, 418503472), (56, 366190538), (62, 330752744), (98, 209251736), (112, 183095269), (124, 165376372), (196, 104625868), (217, 94500784), (248, 82688186), (392, 52312934), (434, 47250392), (496, 41344093), (784, 26156467), (868, 23625196), (1519, 13500112), (1736, 11812598), (3038, 6750056), (3472, 5906299), (6076, 3375028), (12152, 1687514), (24304, 843757)]