15515824

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{2371}}^1$

素因数の和:2788

約数の個数: 20

約数和(自身を含む): 30148120

約数和(自身を除く): 14632296

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 2371, 3272, 4742, 6544, 9484, 18968, 37936, 969739, 1939478, 3878956, 7757912, 15515824]

約数ペア:

[(1, 15515824), (2, 7757912), (4, 3878956), (8, 1939478), (16, 969739), (409, 37936), (818, 18968), (1636, 9484), (2371, 6544), (3272, 4742)]