18969363

素因数分解:

$3^3\times 7^1\times {\mathrm{167}}^1\times {\mathrm{601}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 32363520

約数和(自身を除く): 13394157

約数列:

[1, 3, 7, 9, 21, 27, 63, 167, 189, 501, 601, 1169, 1503, 1803, 3507, 4207, 4509, 5409, 10521, 12621, 16227, 31563, 37863, 100367, 113589, 301101, 702569, 903303, 2107707, 2709909, 6323121, 18969363]

約数ペア:

[(1, 18969363), (3, 6323121), (7, 2709909), (9, 2107707), (21, 903303), (27, 702569), (63, 301101), (167, 113589), (189, 100367), (501, 37863), (601, 31563), (1169, 16227), (1503, 12621), (1803, 10521), (3507, 5409), (4207, 4509)]