20630133

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{5419}}^1$

素因数の和:5478

約数の個数: 20

約数和(自身を含む): 31479360

約数和(自身を除く): 10849227

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 5419, 16257, 48771, 146313, 254693, 438939, 764079, 2292237, 6876711, 20630133]

約数ペア:

[(1, 20630133), (3, 6876711), (9, 2292237), (27, 764079), (47, 438939), (81, 254693), (141, 146313), (423, 48771), (1269, 16257), (3807, 5419)]