20263383

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8693}}^1$

素因数の和:8743

約数の個数: 24

約数和(自身を含む): 34358688

約数和(自身を除く): 14095305

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 8693, 26079, 60851, 78237, 182553, 321641, 547659, 964923, 2251487, 2894769, 6754461, 20263383]

約数ペア:

[(1, 20263383), (3, 6754461), (7, 2894769), (9, 2251487), (21, 964923), (37, 547659), (63, 321641), (111, 182553), (259, 78237), (333, 60851), (777, 26079), (2331, 8693)]