18305685

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23929}}^1$

素因数の和:23957

約数の個数: 24

約数和(自身を含む): 33597720

約数和(自身を除く): 15292035

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 23929, 71787, 119645, 215361, 358935, 406793, 1076805, 1220379, 2033965, 3661137, 6101895, 18305685]

約数ペア:

[(1, 18305685), (3, 6101895), (5, 3661137), (9, 2033965), (15, 1220379), (17, 1076805), (45, 406793), (51, 358935), (85, 215361), (153, 119645), (255, 71787), (765, 23929)]