47141728

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{20749}}^1$

素因数の和:20830

約数の個数: 24

約数和(自身を含む): 94122000

約数和(自身を除く): 46980272

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 20749, 41498, 82996, 165992, 331984, 663968, 1473179, 2946358, 5892716, 11785432, 23570864, 47141728]

約数ペア:

[(1, 47141728), (2, 23570864), (4, 11785432), (8, 5892716), (16, 2946358), (32, 1473179), (71, 663968), (142, 331984), (284, 165992), (568, 82996), (1136, 41498), (2272, 20749)]