18453939

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2671}}^1$

素因数の和:2735

約数の個数: 24

約数和(自身を含む): 29242368

約数和(自身を除く): 10788429

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 2671, 6909, 8013, 18697, 56091, 125537, 130879, 376611, 392637, 878759, 2636277, 6151313, 18453939]

約数ペア:

[(1, 18453939), (3, 6151313), (7, 2636277), (21, 878759), (47, 392637), (49, 376611), (141, 130879), (147, 125537), (329, 56091), (987, 18697), (2303, 8013), (2671, 6909)]