18674685

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3217}}^1$

素因数の和:3274

約数の個数: 32

約数和(自身を含む): 33982080

約数和(自身を除く): 15307395

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 3217, 5805, 9651, 16085, 28953, 48255, 86859, 138331, 144765, 414993, 434295, 691655, 1244979, 2074965, 3734937, 6224895, 18674685]

約数ペア:

[(1, 18674685), (3, 6224895), (5, 3734937), (9, 2074965), (15, 1244979), (27, 691655), (43, 434295), (45, 414993), (129, 144765), (135, 138331), (215, 86859), (387, 48255), (645, 28953), (1161, 16085), (1935, 9651), (3217, 5805)]