20263754

素因数分解:

$2^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 35904000

約数和(自身を除く): 15640246

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 271, 343, 542, 686, 763, 1526, 1897, 3794, 5341, 10682, 13279, 26558, 29539, 37387, 59078, 74774, 92953, 185906, 206773, 413546, 1447411, 2894822, 10131877, 20263754]

約数ペア:

[(1, 20263754), (2, 10131877), (7, 2894822), (14, 1447411), (49, 413546), (98, 206773), (109, 185906), (218, 92953), (271, 74774), (343, 59078), (542, 37387), (686, 29539), (763, 26558), (1526, 13279), (1897, 10682), (3794, 5341)]