18399798

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2143}}^1$

素因数の和:2210

約数の個数: 40

約数和(自身を含む): 42026688

約数和(自身を除く): 23626890

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2143, 2862, 4286, 4293, 6429, 8586, 12858, 19287, 38574, 57861, 113579, 115722, 173583, 227158, 340737, 347166, 681474, 1022211, 2044422, 3066633, 6133266, 9199899, 18399798]

約数ペア:

[(1, 18399798), (2, 9199899), (3, 6133266), (6, 3066633), (9, 2044422), (18, 1022211), (27, 681474), (53, 347166), (54, 340737), (81, 227158), (106, 173583), (159, 115722), (162, 113579), (318, 57861), (477, 38574), (954, 19287), (1431, 12858), (2143, 8586), (2862, 6429), (4286, 4293)]