20804978306

素因数分解:

$2^1\times 7^2\times {\mathrm{6991}}^1\times {\mathrm{30367}}^1$

素因数の和:37374

約数の個数: 24

約数和(自身を含む): 36308952576

約数和(自身を除く): 15503974270

約数列:

[1, 2, 7, 14, 49, 98, 6991, 13982, 30367, 48937, 60734, 97874, 212569, 342559, 425138, 685118, 1487983, 2975966, 212295697, 424591394, 1486069879, 2972139758, 10402489153, 20804978306]

約数ペア:

[(1, 20804978306), (2, 10402489153), (7, 2972139758), (14, 1486069879), (49, 424591394), (98, 212295697), (6991, 2975966), (13982, 1487983), (30367, 685118), (48937, 425138), (60734, 342559), (97874, 212569)]