19392325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 25766208

約数和(自身を除く): 6373883

約数列:

[1, 5, 17, 25, 85, 103, 425, 443, 515, 1751, 2215, 2575, 7531, 8755, 11075, 37655, 43775, 45629, 188275, 228145, 775693, 1140725, 3878465, 19392325]

約数ペア:

[(1, 19392325), (5, 3878465), (17, 1140725), (25, 775693), (85, 228145), (103, 188275), (425, 45629), (443, 43775), (515, 37655), (1751, 11075), (2215, 8755), (2575, 7531)]