20218179909

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{1907}}^1\times {\mathrm{27827}}^1$

素因数の和:29864

約数の個数: 16

約数和(自身を含む): 27185061888

約数和(自身を除く): 6966881979

約数列:

[1, 3, 127, 381, 1907, 5721, 27827, 83481, 242189, 726567, 3534029, 10602087, 53066089, 159198267, 6739393303, 20218179909]

約数ペア:

[(1, 20218179909), (3, 6739393303), (127, 159198267), (381, 53066089), (1907, 10602087), (5721, 3534029), (27827, 726567), (83481, 242189)]