2019937521

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{739}}^1\times {\mathrm{1783}}^1$

素因数の和:2605

約数の個数: 32

約数和(自身を含む): 3126138880

約数和(自身を除く): 1106201359

約数列:

[1, 3, 7, 21, 73, 219, 511, 739, 1533, 1783, 2217, 5173, 5349, 12481, 15519, 37443, 53947, 130159, 161841, 377629, 390477, 911113, 1132887, 1317637, 2733339, 3952911, 9223459, 27670377, 96187501, 288562503, 673312507, 2019937521]

約数ペア:

[(1, 2019937521), (3, 673312507), (7, 288562503), (21, 96187501), (73, 27670377), (219, 9223459), (511, 3952911), (739, 2733339), (1533, 1317637), (1783, 1132887), (2217, 911113), (5173, 390477), (5349, 377629), (12481, 161841), (15519, 130159), (37443, 53947)]