20512742962

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2680003}}^1$

素因数の和:2680137

約数の個数: 16

約数和(自身を含む): 31838447520

約数和(自身を除く): 11325704558

約数列:

[1, 2, 43, 86, 89, 178, 3827, 7654, 2680003, 5360006, 115240129, 230480258, 238520267, 477040534, 10256371481, 20512742962]

約数ペア:

[(1, 20512742962), (2, 10256371481), (43, 477040534), (86, 238520267), (89, 230480258), (178, 115240129), (3827, 5360006), (7654, 2680003)]