20778826227

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1\times {\mathrm{20887}}^1$

素因数の和:21503

約数の個数: 32

約数和(自身を含む): 30158929920

約数和(自身を除く): 9380103693

約数列:

[1, 3, 19, 31, 57, 93, 563, 589, 1689, 1767, 10697, 17453, 20887, 32091, 52359, 62661, 331607, 396853, 647497, 994821, 1190559, 1942491, 11759381, 12302443, 35278143, 36907329, 223428239, 364540811, 670284717, 1093622433, 6926275409, 20778826227]

約数ペア:

[(1, 20778826227), (3, 6926275409), (19, 1093622433), (31, 670284717), (57, 364540811), (93, 223428239), (563, 36907329), (589, 35278143), (1689, 12302443), (1767, 11759381), (10697, 1942491), (17453, 1190559), (20887, 994821), (32091, 647497), (52359, 396853), (62661, 331607)]