18038853

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16843}}^1$

素因数の和:16873

約数の個数: 24

約数和(自身を含む): 31531968

約数和(自身を除く): 13493115

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 16843, 50529, 117901, 151587, 286331, 353703, 858993, 1061109, 2004317, 2576979, 6012951, 18038853]

約数ペア:

[(1, 18038853), (3, 6012951), (7, 2576979), (9, 2004317), (17, 1061109), (21, 858993), (51, 353703), (63, 286331), (119, 151587), (153, 117901), (357, 50529), (1071, 16843)]