18738169

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:384

約数の個数: 16

約数和(自身を含む): 20377728

約数和(自身を除く): 1639559

約数列:

[1, 23, 37, 97, 227, 851, 2231, 3589, 5221, 8399, 22019, 82547, 193177, 506437, 814703, 18738169]

約数ペア:

[(1, 18738169), (23, 814703), (37, 506437), (97, 193177), (227, 82547), (851, 22019), (2231, 8399), (3589, 5221)]