20178804842

素因数分解:

$2^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1151}}^1\times {\mathrm{4079}}^1$

素因数の和:5546

約数の個数: 32

約数和(自身を含む): 34743582720

約数和(自身を除く): 14564777878

約数列:

[1, 2, 7, 14, 307, 614, 1151, 2149, 2302, 4079, 4298, 8057, 8158, 16114, 28553, 57106, 353357, 706714, 1252253, 2473499, 2504506, 4694929, 4946998, 8765771, 9389858, 17531542, 32864503, 65729006, 1441343203, 2882686406, 10089402421, 20178804842]

約数ペア:

[(1, 20178804842), (2, 10089402421), (7, 2882686406), (14, 1441343203), (307, 65729006), (614, 32864503), (1151, 17531542), (2149, 9389858), (2302, 8765771), (4079, 4946998), (4298, 4694929), (8057, 2504506), (8158, 2473499), (16114, 1252253), (28553, 706714), (57106, 353357)]