19528971

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4973}}^1$

素因数の和:5011

約数の個数: 32

約数和(自身を含む): 34380288

約数和(自身を除く): 14851317

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 4973, 14919, 34811, 54703, 84541, 104433, 164109, 253623, 382921, 591787, 929951, 1148763, 1775361, 2789853, 6509657, 19528971]

約数ペア:

[(1, 19528971), (3, 6509657), (7, 2789853), (11, 1775361), (17, 1148763), (21, 929951), (33, 591787), (51, 382921), (77, 253623), (119, 164109), (187, 104433), (231, 84541), (357, 54703), (561, 34811), (1309, 14919), (3927, 4973)]