19731258

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 44343936

約数和(自身を除く): 24612678

約数列:

[1, 2, 3, 6, 9, 18, 47, 83, 94, 141, 166, 249, 281, 282, 423, 498, 562, 747, 843, 846, 1494, 1686, 2529, 3901, 5058, 7802, 11703, 13207, 23323, 23406, 26414, 35109, 39621, 46646, 69969, 70218, 79242, 118863, 139938, 209907, 237726, 419814, 1096181, 2192362, 3288543, 6577086, 9865629, 19731258]

約数ペア:

[(1, 19731258), (2, 9865629), (3, 6577086), (6, 3288543), (9, 2192362), (18, 1096181), (47, 419814), (83, 237726), (94, 209907), (141, 139938), (166, 118863), (249, 79242), (281, 70218), (282, 69969), (423, 46646), (498, 39621), (562, 35109), (747, 26414), (843, 23406), (846, 23323), (1494, 13207), (1686, 11703), (2529, 7802), (3901, 5058)]