2181675808

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1871}}^1\times {\mathrm{2803}}^1$

素因数の和:4697

約数の個数: 48

約数和(自身を含む): 4629695616

約数和(自身を除く): 2448019808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1871, 2803, 3742, 5606, 7484, 11212, 14968, 22424, 24323, 29936, 36439, 44848, 48646, 59872, 72878, 89696, 97292, 145756, 194584, 291512, 389168, 583024, 778336, 1166048, 5244413, 10488826, 20977652, 41955304, 68177369, 83910608, 136354738, 167821216, 272709476, 545418952, 1090837904, 2181675808]

約数ペア:

[(1, 2181675808), (2, 1090837904), (4, 545418952), (8, 272709476), (13, 167821216), (16, 136354738), (26, 83910608), (32, 68177369), (52, 41955304), (104, 20977652), (208, 10488826), (416, 5244413), (1871, 1166048), (2803, 778336), (3742, 583024), (5606, 389168), (7484, 291512), (11212, 194584), (14968, 145756), (22424, 97292), (24323, 89696), (29936, 72878), (36439, 59872), (44848, 48646)]