18537103

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 22135680

約数和(自身を除く): 3598577

約数列:

[1, 13, 19, 23, 169, 247, 251, 299, 437, 3211, 3263, 3887, 4769, 5681, 5773, 42419, 61997, 73853, 75049, 109687, 805961, 975637, 1425931, 18537103]

約数ペア:

[(1, 18537103), (13, 1425931), (19, 975637), (23, 805961), (169, 109687), (247, 75049), (251, 73853), (299, 61997), (437, 42419), (3211, 5773), (3263, 5681), (3887, 4769)]