19018155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5737}}^1$

素因数の和:5775

約数の個数: 32

約数和(自身を含む): 34703424

約数和(自身を除く): 15685269

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 5737, 17211, 28685, 74581, 86055, 97529, 223743, 292587, 372905, 487645, 1118715, 1267877, 1462935, 3803631, 6339385, 19018155]

約数ペア:

[(1, 19018155), (3, 6339385), (5, 3803631), (13, 1462935), (15, 1267877), (17, 1118715), (39, 487645), (51, 372905), (65, 292587), (85, 223743), (195, 97529), (221, 86055), (255, 74581), (663, 28685), (1105, 17211), (3315, 5737)]