20670372

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{8087}}^1$

素因数の和:8168

約数の個数: 36

約数和(自身を含む): 52992576

約数和(自身を除く): 32322204

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 8087, 16174, 24261, 32348, 48522, 72783, 97044, 145566, 291132, 574177, 1148354, 1722531, 2296708, 3445062, 5167593, 6890124, 10335186, 20670372]

約数ペア:

[(1, 20670372), (2, 10335186), (3, 6890124), (4, 5167593), (6, 3445062), (9, 2296708), (12, 1722531), (18, 1148354), (36, 574177), (71, 291132), (142, 145566), (213, 97044), (284, 72783), (426, 48522), (639, 32348), (852, 24261), (1278, 16174), (2556, 8087)]