20780946

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{60763}}^1$

素因数の和:60790

約数の個数: 24

約数和(自身を含む): 47395920

約数和(自身を除く): 26614974

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 60763, 121526, 182289, 364578, 546867, 1093734, 1154497, 2308994, 3463491, 6926982, 10390473, 20780946]

約数ペア:

[(1, 20780946), (2, 10390473), (3, 6926982), (6, 3463491), (9, 2308994), (18, 1154497), (19, 1093734), (38, 546867), (57, 364578), (114, 182289), (171, 121526), (342, 60763)]