16447420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{74761}}^1$

素因数の和:74781

約数の個数: 24

約数和(自身を含む): 37680048

約数和(自身を除く): 21232628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 74761, 149522, 299044, 373805, 747610, 822371, 1495220, 1644742, 3289484, 4111855, 8223710, 16447420]

約数ペア:

[(1, 16447420), (2, 8223710), (4, 4111855), (5, 3289484), (10, 1644742), (11, 1495220), (20, 822371), (22, 747610), (44, 373805), (55, 299044), (110, 149522), (220, 74761)]