20779968

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{9839}}^1$

素因数の和:9865

約数の個数: 56

約数和(自身を含む): 59984640

約数和(自身を除く): 39204672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 132, 176, 192, 264, 352, 528, 704, 1056, 2112, 9839, 19678, 29517, 39356, 59034, 78712, 108229, 118068, 157424, 216458, 236136, 314848, 324687, 432916, 472272, 629696, 649374, 865832, 944544, 1298748, 1731664, 1889088, 2597496, 3463328, 5194992, 6926656, 10389984, 20779968]

約数ペア:

[(1, 20779968), (2, 10389984), (3, 6926656), (4, 5194992), (6, 3463328), (8, 2597496), (11, 1889088), (12, 1731664), (16, 1298748), (22, 944544), (24, 865832), (32, 649374), (33, 629696), (44, 472272), (48, 432916), (64, 324687), (66, 314848), (88, 236136), (96, 216458), (132, 157424), (176, 118068), (192, 108229), (264, 78712), (352, 59034), (528, 39356), (704, 29517), (1056, 19678), (2112, 9839)]