19821371409

素因数分解:

$3^4\times 7^1\times {\mathrm{3623}}^1\times {\mathrm{9649}}^1$

素因数の和:13291

約数の個数: 40

約数和(自身を含む): 33852508800

約数和(自身を除く): 14031137391

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3623, 9649, 10869, 25361, 28947, 32607, 67543, 76083, 86841, 97821, 202629, 228249, 260523, 293463, 607887, 684747, 781569, 1823661, 2054241, 5470983, 34958327, 104874981, 244708289, 314624943, 734124867, 943874829, 2202374601, 2831624487, 6607123803, 19821371409]

約数ペア:

[(1, 19821371409), (3, 6607123803), (7, 2831624487), (9, 2202374601), (21, 943874829), (27, 734124867), (63, 314624943), (81, 244708289), (189, 104874981), (567, 34958327), (3623, 5470983), (9649, 2054241), (10869, 1823661), (25361, 781569), (28947, 684747), (32607, 607887), (67543, 293463), (76083, 260523), (86841, 228249), (97821, 202629)]