20167256872

素因数分解:

$2^3\times 7^1\times {\mathrm{389}}^1\times {\mathrm{925783}}^1$

素因数の和:926185

約数の個数: 32

約数和(自身を含む): 43326691200

約数和(自身を除く): 23159434328

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 389, 778, 1556, 2723, 3112, 5446, 10892, 21784, 925783, 1851566, 3703132, 6480481, 7406264, 12960962, 25921924, 51843848, 360129587, 720259174, 1440518348, 2520907109, 2881036696, 5041814218, 10083628436, 20167256872]

約数ペア:

[(1, 20167256872), (2, 10083628436), (4, 5041814218), (7, 2881036696), (8, 2520907109), (14, 1440518348), (28, 720259174), (56, 360129587), (389, 51843848), (778, 25921924), (1556, 12960962), (2723, 7406264), (3112, 6480481), (5446, 3703132), (10892, 1851566), (21784, 925783)]