28036816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1621}}^1$

素因数の和:1699

約数の個数: 40

約数和(自身を含む): 57924864

約数和(自身を除く): 29888048

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 92, 94, 184, 188, 368, 376, 752, 1081, 1621, 2162, 3242, 4324, 6484, 8648, 12968, 17296, 25936, 37283, 74566, 76187, 149132, 152374, 298264, 304748, 596528, 609496, 1218992, 1752301, 3504602, 7009204, 14018408, 28036816]

約数ペア:

[(1, 28036816), (2, 14018408), (4, 7009204), (8, 3504602), (16, 1752301), (23, 1218992), (46, 609496), (47, 596528), (92, 304748), (94, 298264), (184, 152374), (188, 149132), (368, 76187), (376, 74566), (752, 37283), (1081, 25936), (1621, 17296), (2162, 12968), (3242, 8648), (4324, 6484)]