2020643139

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{1619}}^1$

素因数の和:1875

約数の個数: 32

約数和(自身を含む): 2819577600

約数和(自身を除く): 798934461

約数列:

[1, 3, 41, 73, 123, 139, 219, 417, 1619, 2993, 4857, 5699, 8979, 10147, 17097, 30441, 66379, 118187, 199137, 225041, 354561, 416027, 675123, 1248081, 4845667, 9226681, 14537001, 16427993, 27680043, 49283979, 673547713, 2020643139]

約数ペア:

[(1, 2020643139), (3, 673547713), (41, 49283979), (73, 27680043), (123, 16427993), (139, 14537001), (219, 9226681), (417, 4845667), (1619, 1248081), (2993, 675123), (4857, 416027), (5699, 354561), (8979, 225041), (10147, 199137), (17097, 118187), (30441, 66379)]