18970113

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{19577}}^1$

素因数の和:19616

約数の個数: 16

約数和(自身を含む): 28192320

約数和(自身を除く): 9222207

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 19577, 58731, 332809, 371963, 998427, 1115889, 6323371, 18970113]

約数ペア:

[(1, 18970113), (3, 6323371), (17, 1115889), (19, 998427), (51, 371963), (57, 332809), (323, 58731), (969, 19577)]