20296809

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3691}}^1$

素因数の和:3757

約数の個数: 24

約数和(自身を含む): 32253312

約数和(自身を除く): 11956503

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 3691, 5499, 11073, 33219, 47983, 143949, 173477, 431847, 520431, 1561293, 2255201, 6765603, 20296809]

約数ペア:

[(1, 20296809), (3, 6765603), (9, 2255201), (13, 1561293), (39, 520431), (47, 431847), (117, 173477), (141, 143949), (423, 47983), (611, 33219), (1833, 11073), (3691, 5499)]