20408512894

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2999}}^1\times {\mathrm{44189}}^1$

素因数の和:47208

約数の個数: 32

約数和(自身を含む): 38180160000

約数和(自身を除く): 17771647106

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 2999, 5998, 20993, 32989, 41986, 44189, 65978, 88378, 230923, 309323, 461846, 486079, 618646, 972158, 3402553, 6805106, 132522811, 265045622, 927659677, 1457750921, 1855319354, 2915501842, 10204256447, 20408512894]

約数ペア:

[(1, 20408512894), (2, 10204256447), (7, 2915501842), (11, 1855319354), (14, 1457750921), (22, 927659677), (77, 265045622), (154, 132522811), (2999, 6805106), (5998, 3402553), (20993, 972158), (32989, 618646), (41986, 486079), (44189, 461846), (65978, 309323), (88378, 230923)]