2018655

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 3782400

約数和(自身を除く): 1763745

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 787, 855, 2361, 2565, 3935, 7083, 11805, 14953, 21249, 35415, 44859, 74765, 106245, 134577, 224295, 403731, 672885, 2018655]

約数ペア:

[(1, 2018655), (3, 672885), (5, 403731), (9, 224295), (15, 134577), (19, 106245), (27, 74765), (45, 44859), (57, 35415), (95, 21249), (135, 14953), (171, 11805), (285, 7083), (513, 3935), (787, 2565), (855, 2361)]