19998392

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{147047}}^1$

素因数の和:147070

約数の個数: 16

約数和(自身を含む): 39702960

約数和(自身を除く): 19704568

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 147047, 294094, 588188, 1176376, 2499799, 4999598, 9999196, 19998392]

約数ペア:

[(1, 19998392), (2, 9999196), (4, 4999598), (8, 2499799), (17, 1176376), (34, 588188), (68, 294094), (136, 147047)]