1640246

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:367

約数の個数: 16

約数和(自身を含む): 2561328

約数和(自身を除く): 921082

約数列:

[1, 2, 41, 82, 83, 166, 241, 482, 3403, 6806, 9881, 19762, 20003, 40006, 820123, 1640246]

約数ペア:

[(1, 1640246), (2, 820123), (41, 40006), (82, 20003), (83, 19762), (166, 9881), (241, 6806), (482, 3403)]