19002017377

素因数分解:

$7^2\times {\mathrm{197}}^1\times {\mathrm{401}}^1\times {\mathrm{4909}}^1$

素因数の和:5521

約数の個数: 24

約数和(自身を含む): 22276532520

約数和(自身を除く): 3274515143

約数列:

[1, 7, 49, 197, 401, 1379, 2807, 4909, 9653, 19649, 34363, 78997, 240541, 552979, 967073, 1968509, 3870853, 6769511, 13779563, 47386577, 96456941, 387796273, 2714573911, 19002017377]

約数ペア:

[(1, 19002017377), (7, 2714573911), (49, 387796273), (197, 96456941), (401, 47386577), (1379, 13779563), (2807, 6769511), (4909, 3870853), (9653, 1968509), (19649, 967073), (34363, 552979), (78997, 240541)]