18427995

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8713}}^1$

素因数の和:8771

約数の個数: 24

約数和(自身を含む): 32625216

約数和(自身を除く): 14197221

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 8713, 26139, 43565, 78417, 130695, 392085, 409511, 1228533, 2047555, 3685599, 6142665, 18427995]

約数ペア:

[(1, 18427995), (3, 6142665), (5, 3685599), (9, 2047555), (15, 1228533), (45, 409511), (47, 392085), (141, 130695), (235, 78417), (423, 43565), (705, 26139), (2115, 8713)]