18942465

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{23827}}^1$

素因数の和:23888

約数の個数: 16

約数和(自身を含む): 30881088

約数和(自身を除く): 11938623

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 23827, 71481, 119135, 357405, 1262831, 3788493, 6314155, 18942465]

約数ペア:

[(1, 18942465), (3, 6314155), (5, 3788493), (15, 1262831), (53, 357405), (159, 119135), (265, 71481), (795, 23827)]