19926045

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15269}}^1$

素因数の和:15309

約数の個数: 24

約数和(自身を含む): 35731800

約数和(自身を除く): 15805755

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 15269, 45807, 76345, 137421, 229035, 442801, 687105, 1328403, 2214005, 3985209, 6642015, 19926045]

約数ペア:

[(1, 19926045), (3, 6642015), (5, 3985209), (9, 2214005), (15, 1328403), (29, 687105), (45, 442801), (87, 229035), (145, 137421), (261, 76345), (435, 45807), (1305, 15269)]