20280068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{769}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 37514400

約数和(自身を除く): 17234332

約数列:

[1, 2, 4, 19, 38, 76, 347, 694, 769, 1388, 1538, 3076, 6593, 13186, 14611, 26372, 29222, 58444, 266843, 533686, 1067372, 5070017, 10140034, 20280068]

約数ペア:

[(1, 20280068), (2, 10140034), (4, 5070017), (19, 1067372), (38, 533686), (76, 266843), (347, 58444), (694, 29222), (769, 26372), (1388, 14611), (1538, 13186), (3076, 6593)]