20783969301

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{630907}}^1$

素因数の和:631128

約数の個数: 16

約数和(自身を含む): 28264678400

約数和(自身を除く): 7480709099

約数列:

[1, 3, 79, 139, 237, 417, 10981, 32943, 630907, 1892721, 49841653, 87696073, 149524959, 263088219, 6927989767, 20783969301]

約数ペア:

[(1, 20783969301), (3, 6927989767), (79, 263088219), (139, 149524959), (237, 87696073), (417, 49841653), (10981, 1892721), (32943, 630907)]