20638794

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{312709}}^1$

素因数の和:312725

約数の個数: 16

約数和(自身を含む): 45030240

約数和(自身を除く): 24391446

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 312709, 625418, 938127, 1876254, 3439799, 6879598, 10319397, 20638794]

約数ペア:

[(1, 20638794), (2, 10319397), (3, 6879598), (6, 3439799), (11, 1876254), (22, 938127), (33, 625418), (66, 312709)]