20047958

素因数分解:

$2^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1303}}^1$

素因数の和:1476

約数の個数: 24

約数和(自身を含む): 35231472

約数和(自身を除く): 15183514

約数列:

[1, 2, 7, 14, 49, 98, 157, 314, 1099, 1303, 2198, 2606, 7693, 9121, 15386, 18242, 63847, 127694, 204571, 409142, 1431997, 2863994, 10023979, 20047958]

約数ペア:

[(1, 20047958), (2, 10023979), (7, 2863994), (14, 1431997), (49, 409142), (98, 204571), (157, 127694), (314, 63847), (1099, 18242), (1303, 15386), (2198, 9121), (2606, 7693)]