39817918

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 69854400

約数和(自身を除く): 30036482

約数列:

[1, 2, 7, 14, 97, 109, 194, 218, 269, 538, 679, 763, 1358, 1526, 1883, 3766, 10573, 21146, 26093, 29321, 52186, 58642, 74011, 148022, 182651, 205247, 365302, 410494, 2844137, 5688274, 19908959, 39817918]

約数ペア:

[(1, 39817918), (2, 19908959), (7, 5688274), (14, 2844137), (97, 410494), (109, 365302), (194, 205247), (218, 182651), (269, 148022), (538, 74011), (679, 58642), (763, 52186), (1358, 29321), (1526, 26093), (1883, 21146), (3766, 10573)]