18222831

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 30730752

約数和(自身を除く): 12507921

約数列:

[1, 3, 9, 11, 23, 33, 53, 69, 99, 151, 159, 207, 253, 453, 477, 583, 759, 1219, 1359, 1661, 1749, 2277, 3473, 3657, 4983, 5247, 8003, 10419, 10971, 13409, 14949, 24009, 31257, 38203, 40227, 72027, 88033, 114609, 120681, 184069, 264099, 343827, 552207, 792297, 1656621, 2024759, 6074277, 18222831]

約数ペア:

[(1, 18222831), (3, 6074277), (9, 2024759), (11, 1656621), (23, 792297), (33, 552207), (53, 343827), (69, 264099), (99, 184069), (151, 120681), (159, 114609), (207, 88033), (253, 72027), (453, 40227), (477, 38203), (583, 31257), (759, 24009), (1219, 14949), (1359, 13409), (1661, 10971), (1749, 10419), (2277, 8003), (3473, 5247), (3657, 4983)]