18923295

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74209}}^1$

素因数の和:74234

約数の個数: 16

約数和(自身を含む): 32058720

約数和(自身を除く): 13135425

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 74209, 222627, 371045, 1113135, 1261553, 3784659, 6307765, 18923295]

約数ペア:

[(1, 18923295), (3, 6307765), (5, 3784659), (15, 1261553), (17, 1113135), (51, 371045), (85, 222627), (255, 74209)]