18540067

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10723}}^1$

素因数の和:10762

約数の個数: 16

約数和(自身を含む): 24021760

約数和(自身を除く): 5481693

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 10723, 75061, 139399, 203737, 975793, 1426159, 2648581, 18540067]

約数ペア:

[(1, 18540067), (7, 2648581), (13, 1426159), (19, 975793), (91, 203737), (133, 139399), (247, 75061), (1729, 10723)]