19177660557

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1\times {\mathrm{4159}}^1$

素因数の和:5214

約数の個数: 48

約数和(自身を含む): 30900879360

約数和(自身を除く): 11723218803

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 991, 1551, 2973, 4159, 4653, 8919, 10901, 12477, 32703, 37431, 45749, 46577, 98109, 137247, 139731, 195473, 411741, 419193, 512347, 586419, 1537041, 1759257, 2150203, 4121569, 4611123, 6450609, 12364707, 19351827, 37094121, 45337259, 136011777, 193713743, 408035331, 581141229, 1743423687, 2130851173, 6392553519, 19177660557]

約数ペア:

[(1, 19177660557), (3, 6392553519), (9, 2130851173), (11, 1743423687), (33, 581141229), (47, 408035331), (99, 193713743), (141, 136011777), (423, 45337259), (517, 37094121), (991, 19351827), (1551, 12364707), (2973, 6450609), (4159, 4611123), (4653, 4121569), (8919, 2150203), (10901, 1759257), (12477, 1537041), (32703, 586419), (37431, 512347), (45749, 419193), (46577, 411741), (98109, 195473), (137247, 139731)]