18087138

素因数分解:

$2^1\times 3^4\times {\mathrm{311}}^1\times {\mathrm{359}}^1$

素因数の和:684

約数の個数: 40

約数和(自身を含む): 40772160

約数和(自身を除く): 22685022

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 311, 359, 622, 718, 933, 1077, 1866, 2154, 2799, 3231, 5598, 6462, 8397, 9693, 16794, 19386, 25191, 29079, 50382, 58158, 111649, 223298, 334947, 669894, 1004841, 2009682, 3014523, 6029046, 9043569, 18087138]

約数ペア:

[(1, 18087138), (2, 9043569), (3, 6029046), (6, 3014523), (9, 2009682), (18, 1004841), (27, 669894), (54, 334947), (81, 223298), (162, 111649), (311, 58158), (359, 50382), (622, 29079), (718, 25191), (933, 19386), (1077, 16794), (1866, 9693), (2154, 8397), (2799, 6462), (3231, 5598)]