20180772892

素因数分解:

$2^2\times 7^2\times {\mathrm{179}}^1\times {\mathrm{575213}}^1$

素因数の和:575410

約数の個数: 36

約数和(自身を含む): 41311869480

約数和(自身を除く): 21131096588

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 179, 196, 358, 716, 1253, 2506, 5012, 8771, 17542, 35084, 575213, 1150426, 2300852, 4026491, 8052982, 16105964, 28185437, 56370874, 102963127, 112741748, 205926254, 411852508, 720741889, 1441483778, 2882967556, 5045193223, 10090386446, 20180772892]

約数ペア:

[(1, 20180772892), (2, 10090386446), (4, 5045193223), (7, 2882967556), (14, 1441483778), (28, 720741889), (49, 411852508), (98, 205926254), (179, 112741748), (196, 102963127), (358, 56370874), (716, 28185437), (1253, 16105964), (2506, 8052982), (5012, 4026491), (8771, 2300852), (17542, 1150426), (35084, 575213)]