19114225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 25817792

約数和(自身を除く): 6703567

約数列:

[1, 5, 13, 25, 65, 103, 325, 515, 571, 1339, 2575, 2855, 6695, 7423, 14275, 33475, 37115, 58813, 185575, 294065, 764569, 1470325, 3822845, 19114225]

約数ペア:

[(1, 19114225), (5, 3822845), (13, 1470325), (25, 764569), (65, 294065), (103, 185575), (325, 58813), (515, 37115), (571, 33475), (1339, 14275), (2575, 7423), (2855, 6695)]