18970986

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{67273}}^1$

素因数の和:67325

約数の個数: 16

約数和(自身を含む): 38749824

約数和(自身を除く): 19778838

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 67273, 134546, 201819, 403638, 3161831, 6323662, 9485493, 18970986]

約数ペア:

[(1, 18970986), (2, 9485493), (3, 6323662), (6, 3161831), (47, 403638), (94, 201819), (141, 134546), (282, 67273)]