18037647

素因数分解:

$3^6\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:354

約数の個数: 28

約数和(自身を含む): 27412440

約数和(自身を除く): 9374793

約数列:

[1, 3, 9, 27, 81, 109, 227, 243, 327, 681, 729, 981, 2043, 2943, 6129, 8829, 18387, 24743, 26487, 55161, 74229, 79461, 165483, 222687, 668061, 2004183, 6012549, 18037647]

約数ペア:

[(1, 18037647), (3, 6012549), (9, 2004183), (27, 668061), (81, 222687), (109, 165483), (227, 79461), (243, 74229), (327, 55161), (681, 26487), (729, 24743), (981, 18387), (2043, 8829), (2943, 6129)]