20177362778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1\times {\mathrm{11743}}^1$

素因数の和:12306

約数の個数: 32

約数和(自身を含む): 32244326400

約数和(自身を除く): 12066963622

約数列:

[1, 2, 19, 38, 103, 206, 439, 878, 1957, 3914, 8341, 11743, 16682, 23486, 45217, 90434, 223117, 446234, 859123, 1209529, 1718246, 2419058, 5155177, 10310354, 22981051, 45962102, 97948363, 195896726, 530983231, 1061966462, 10088681389, 20177362778]

約数ペア:

[(1, 20177362778), (2, 10088681389), (19, 1061966462), (38, 530983231), (103, 195896726), (206, 97948363), (439, 45962102), (878, 22981051), (1957, 10310354), (3914, 5155177), (8341, 2419058), (11743, 1718246), (16682, 1209529), (23486, 859123), (45217, 446234), (90434, 223117)]