20790903729

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{579893}}^1$

素因数の和:579969

約数の個数: 32

約数和(自身を含む): 31731799680

約数和(自身を除く): 10940895951

約数列:

[1, 3, 17, 19, 37, 51, 57, 111, 323, 629, 703, 969, 1887, 2109, 11951, 35853, 579893, 1739679, 9858181, 11017967, 21456041, 29574543, 33053901, 64368123, 187305439, 364752697, 407664779, 561916317, 1094258091, 1222994337, 6930301243, 20790903729]

約数ペア:

[(1, 20790903729), (3, 6930301243), (17, 1222994337), (19, 1094258091), (37, 561916317), (51, 407664779), (57, 364752697), (111, 187305439), (323, 64368123), (629, 33053901), (703, 29574543), (969, 21456041), (1887, 11017967), (2109, 9858181), (11951, 1739679), (35853, 579893)]