20145803816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{492707}}^1$

素因数の和:493001

約数の個数: 32

約数和(自身を含む): 39909348000

約数和(自身を除く): 19763544184

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 269, 538, 1076, 2152, 5111, 10222, 20444, 40888, 492707, 985414, 1970828, 3941656, 9361433, 18722866, 37445732, 74891464, 132538183, 265076366, 530152732, 1060305464, 2518225477, 5036450954, 10072901908, 20145803816]

約数ペア:

[(1, 20145803816), (2, 10072901908), (4, 5036450954), (8, 2518225477), (19, 1060305464), (38, 530152732), (76, 265076366), (152, 132538183), (269, 74891464), (538, 37445732), (1076, 18722866), (2152, 9361433), (5111, 3941656), (10222, 1970828), (20444, 985414), (40888, 492707)]