18059985

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8539}}^1$

素因数の和:8597

約数の個数: 24

約数和(自身を含む): 31973760

約数和(自身を除く): 13913775

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 8539, 25617, 42695, 76851, 128085, 384255, 401333, 1203999, 2006665, 3611997, 6019995, 18059985]

約数ペア:

[(1, 18059985), (3, 6019995), (5, 3611997), (9, 2006665), (15, 1203999), (45, 401333), (47, 384255), (141, 128085), (235, 76851), (423, 42695), (705, 25617), (2115, 8539)]