39978734

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1\times {\mathrm{751}}^1$

素因数の和:1415

約数の個数: 16

約数和(自身を含む): 61543680

約数和(自身を除く): 21564946

約数列:

[1, 2, 43, 86, 619, 751, 1238, 1502, 26617, 32293, 53234, 64586, 464869, 929738, 19989367, 39978734]

約数ペア:

[(1, 39978734), (2, 19989367), (43, 929738), (86, 464869), (619, 64586), (751, 53234), (1238, 32293), (1502, 26617)]