207811712

素因数分解:

$2^7\times {\mathrm{79}}^1\times {\mathrm{20551}}^1$

素因数の和:20644

約数の個数: 32

約数和(自身を含む): 419260800

約数和(自身を除く): 211449088

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 316, 632, 1264, 2528, 5056, 10112, 20551, 41102, 82204, 164408, 328816, 657632, 1315264, 1623529, 2630528, 3247058, 6494116, 12988232, 25976464, 51952928, 103905856, 207811712]

約数ペア:

[(1, 207811712), (2, 103905856), (4, 51952928), (8, 25976464), (16, 12988232), (32, 6494116), (64, 3247058), (79, 2630528), (128, 1623529), (158, 1315264), (316, 657632), (632, 328816), (1264, 164408), (2528, 82204), (5056, 41102), (10112, 20551)]