19047105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 43130880

約数和(自身を除く): 24083775

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 23, 33, 35, 45, 55, 63, 69, 77, 99, 105, 115, 161, 165, 207, 231, 239, 253, 315, 345, 385, 483, 495, 693, 717, 759, 805, 1035, 1155, 1195, 1265, 1449, 1673, 1771, 2151, 2277, 2415, 2629, 3465, 3585, 3795, 5019, 5313, 5497, 7245, 7887, 8365, 8855, 10755, 11385, 13145, 15057, 15939, 16491, 18403, 23661, 25095, 26565, 27485, 38479, 39435, 49473, 55209, 60467, 75285, 79695, 82455, 92015, 115437, 118305, 165627, 181401, 192395, 247365, 276045, 302335, 346311, 423269, 544203, 577185, 828135, 907005, 1269807, 1731555, 2116345, 2721015, 3809421, 6349035, 19047105]

約数ペア:

[(1, 19047105), (3, 6349035), (5, 3809421), (7, 2721015), (9, 2116345), (11, 1731555), (15, 1269807), (21, 907005), (23, 828135), (33, 577185), (35, 544203), (45, 423269), (55, 346311), (63, 302335), (69, 276045), (77, 247365), (99, 192395), (105, 181401), (115, 165627), (161, 118305), (165, 115437), (207, 92015), (231, 82455), (239, 79695), (253, 75285), (315, 60467), (345, 55209), (385, 49473), (483, 39435), (495, 38479), (693, 27485), (717, 26565), (759, 25095), (805, 23661), (1035, 18403), (1155, 16491), (1195, 15939), (1265, 15057), (1449, 13145), (1673, 11385), (1771, 10755), (2151, 8855), (2277, 8365), (2415, 7887), (2629, 7245), (3465, 5497), (3585, 5313), (3795, 5019)]