20804972426

素因数分解:

$2^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{523}}^1\times {\mathrm{4019}}^1$

素因数の和:4659

約数の個数: 48

約数和(自身を含む): 36741224160

約数和(自身を除く): 15936251734

約数列:

[1, 2, 7, 14, 49, 98, 101, 202, 523, 707, 1046, 1414, 3661, 4019, 4949, 7322, 8038, 9898, 25627, 28133, 51254, 52823, 56266, 105646, 196931, 369761, 393862, 405919, 739522, 811838, 2101937, 2588327, 2841433, 4203874, 5176654, 5682866, 14713559, 19890031, 29427118, 39780062, 102994913, 205989826, 212295637, 424591274, 1486069459, 2972138918, 10402486213, 20804972426]

約数ペア:

[(1, 20804972426), (2, 10402486213), (7, 2972138918), (14, 1486069459), (49, 424591274), (98, 212295637), (101, 205989826), (202, 102994913), (523, 39780062), (707, 29427118), (1046, 19890031), (1414, 14713559), (3661, 5682866), (4019, 5176654), (4949, 4203874), (7322, 2841433), (8038, 2588327), (9898, 2101937), (25627, 811838), (28133, 739522), (51254, 405919), (52823, 393862), (56266, 369761), (105646, 196931)]