19030765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 26008416

約数和(自身を除く): 6977651

約数列:

[1, 5, 13, 37, 41, 65, 185, 193, 205, 481, 533, 965, 1517, 2405, 2509, 2665, 7141, 7585, 7913, 12545, 19721, 35705, 39565, 92833, 98605, 102869, 292781, 464165, 514345, 1463905, 3806153, 19030765]

約数ペア:

[(1, 19030765), (5, 3806153), (13, 1463905), (37, 514345), (41, 464165), (65, 292781), (185, 102869), (193, 98605), (205, 92833), (481, 39565), (533, 35705), (965, 19721), (1517, 12545), (2405, 7913), (2509, 7585), (2665, 7141)]