19970138

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{18947}}^1$

素因数の和:18997

約数の個数: 16

約数和(自身を含む): 32742144

約数和(自身を除く): 12772006

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 18947, 37894, 322099, 587357, 644198, 1174714, 9985069, 19970138]

約数ペア:

[(1, 19970138), (2, 9985069), (17, 1174714), (31, 644198), (34, 587357), (62, 322099), (527, 37894), (1054, 18947)]