19240325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1117}}^1$

素因数の和:1193

約数の個数: 24

約数和(自身を含む): 26201448

約数和(自身を除く): 6961123

約数列:

[1, 5, 13, 25, 53, 65, 265, 325, 689, 1117, 1325, 3445, 5585, 14521, 17225, 27925, 59201, 72605, 296005, 363025, 769613, 1480025, 3848065, 19240325]

約数ペア:

[(1, 19240325), (5, 3848065), (13, 1480025), (25, 769613), (53, 363025), (65, 296005), (265, 72605), (325, 59201), (689, 27925), (1117, 17225), (1325, 14521), (3445, 5585)]