20178023756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{4207261}}^1$

素因数の和:4207385

約数の個数: 24

約数和(自身を含む): 38875100880

約数和(自身を除く): 18697077124

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4796, 4207261, 8414522, 16829044, 46279871, 92559742, 185119484, 458591449, 917182898, 1834365796, 5044505939, 10089011878, 20178023756]

約数ペア:

[(1, 20178023756), (2, 10089011878), (4, 5044505939), (11, 1834365796), (22, 917182898), (44, 458591449), (109, 185119484), (218, 92559742), (436, 46279871), (1199, 16829044), (2398, 8414522), (4796, 4207261)]