19965018

素因数分解:

$2^1\times 3^1\times {\mathrm{313}}^1\times {\mathrm{10631}}^1$

素因数の和:10949

約数の個数: 16

約数和(自身を含む): 40061376

約数和(自身を除く): 20096358

約数列:

[1, 2, 3, 6, 313, 626, 939, 1878, 10631, 21262, 31893, 63786, 3327503, 6655006, 9982509, 19965018]

約数ペア:

[(1, 19965018), (2, 9982509), (3, 6655006), (6, 3327503), (313, 63786), (626, 31893), (939, 21262), (1878, 10631)]