20179947402

素因数分解:

$2^1\times 3^2\times {\mathrm{1121108189}}^1$

素因数の和:1121108197

約数の個数: 12

約数和(自身を含む): 43723219410

約数和(自身を除く): 23543272008

約数列:

[1, 2, 3, 6, 9, 18, 1121108189, 2242216378, 3363324567, 6726649134, 10089973701, 20179947402]

約数ペア:

[(1, 20179947402), (2, 10089973701), (3, 6726649134), (6, 3363324567), (9, 2242216378), (18, 1121108189)]