20196687457

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{55339}}^1$

素因数の和:55624

約数の個数: 16

約数和(自身を含む): 21300144640

約数和(自身を除く): 1103457183

約数列:

[1, 31, 61, 193, 1891, 5983, 11773, 55339, 364963, 1715509, 3375679, 10680427, 104646049, 331093237, 651506047, 20196687457]

約数ペア:

[(1, 20196687457), (31, 651506047), (61, 331093237), (193, 104646049), (1891, 10680427), (5983, 3375679), (11773, 1715509), (55339, 364963)]