18970742

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 35827920

約数和(自身を除く): 16857178

約数列:

[1, 2, 7, 14, 17, 34, 49, 59, 98, 118, 119, 193, 238, 386, 413, 826, 833, 1003, 1351, 1666, 2006, 2702, 2891, 3281, 5782, 6562, 7021, 9457, 11387, 14042, 18914, 22774, 22967, 45934, 49147, 79709, 98294, 159418, 160769, 193579, 321538, 387158, 557963, 1115926, 1355053, 2710106, 9485371, 18970742]

約数ペア:

[(1, 18970742), (2, 9485371), (7, 2710106), (14, 1355053), (17, 1115926), (34, 557963), (49, 387158), (59, 321538), (98, 193579), (118, 160769), (119, 159418), (193, 98294), (238, 79709), (386, 49147), (413, 45934), (826, 22967), (833, 22774), (1003, 18914), (1351, 14042), (1666, 11387), (2006, 9457), (2702, 7021), (2891, 6562), (3281, 5782)]