20796894

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{16273}}^1$

素因数の和:16352

約数の個数: 24

約数和(自身を含む): 45697392

約数和(自身を除く): 24900498

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 16273, 32546, 48819, 97638, 146457, 292914, 1155383, 2310766, 3466149, 6932298, 10398447, 20796894]

約数ペア:

[(1, 20796894), (2, 10398447), (3, 6932298), (6, 3466149), (9, 2310766), (18, 1155383), (71, 292914), (142, 146457), (213, 97638), (426, 48819), (639, 32546), (1278, 16273)]