18708894

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2179}}^1$

素因数の和:2246

約数の個数: 40

約数和(自身を含む): 42732360

約数和(自身を除く): 24023466

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2179, 2862, 4293, 4358, 6537, 8586, 13074, 19611, 39222, 58833, 115487, 117666, 176499, 230974, 346461, 352998, 692922, 1039383, 2078766, 3118149, 6236298, 9354447, 18708894]

約数ペア:

[(1, 18708894), (2, 9354447), (3, 6236298), (6, 3118149), (9, 2078766), (18, 1039383), (27, 692922), (53, 352998), (54, 346461), (81, 230974), (106, 176499), (159, 117666), (162, 115487), (318, 58833), (477, 39222), (954, 19611), (1431, 13074), (2179, 8586), (2862, 6537), (4293, 4358)]