18648915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73133}}^1$

素因数の和:73158

約数の個数: 16

約数和(自身を含む): 31593888

約数和(自身を除く): 12944973

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 73133, 219399, 365665, 1096995, 1243261, 3729783, 6216305, 18648915]

約数ペア:

[(1, 18648915), (3, 6216305), (5, 3729783), (15, 1243261), (17, 1096995), (51, 365665), (85, 219399), (255, 73133)]