19734784

素因数分解:

$2^8\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:750

約数の個数: 36

約数和(自身を含む): 39768064

約数和(自身を除く): 20033280

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 607, 1016, 1214, 2032, 2428, 4064, 4856, 8128, 9712, 16256, 19424, 32512, 38848, 77089, 77696, 154178, 155392, 308356, 616712, 1233424, 2466848, 4933696, 9867392, 19734784]

約数ペア:

[(1, 19734784), (2, 9867392), (4, 4933696), (8, 2466848), (16, 1233424), (32, 616712), (64, 308356), (127, 155392), (128, 154178), (254, 77696), (256, 77089), (508, 38848), (607, 32512), (1016, 19424), (1214, 16256), (2032, 9712), (2428, 8128), (4064, 4856)]