18978414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34759}}^1$

素因数の和:34784

約数の個数: 32

約数和(自身を含む): 46717440

約数和(自身を除く): 27739026

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 34759, 69518, 104277, 208554, 243313, 451867, 486626, 729939, 903734, 1355601, 1459878, 2711202, 3163069, 6326138, 9489207, 18978414]

約数ペア:

[(1, 18978414), (2, 9489207), (3, 6326138), (6, 3163069), (7, 2711202), (13, 1459878), (14, 1355601), (21, 903734), (26, 729939), (39, 486626), (42, 451867), (78, 243313), (91, 208554), (182, 104277), (273, 69518), (546, 34759)]