20178483345

素因数分解:

$3^3\times 5^1\times {\mathrm{149470247}}^1$

素因数の和:149470261

約数の個数: 16

約数和(自身を含む): 35872859520

約数和(自身を除く): 15694376175

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149470247, 448410741, 747351235, 1345232223, 2242053705, 4035696669, 6726161115, 20178483345]

約数ペア:

[(1, 20178483345), (3, 6726161115), (5, 4035696669), (9, 2242053705), (15, 1345232223), (27, 747351235), (45, 448410741), (135, 149470247)]