20867008

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{11243}}^1$

素因数の和:11284

約数の個数: 28

約数和(自身を含む): 42839640

約数和(自身を除く): 21972632

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 232, 464, 928, 1856, 11243, 22486, 44972, 89944, 179888, 326047, 359776, 652094, 719552, 1304188, 2608376, 5216752, 10433504, 20867008]

約数ペア:

[(1, 20867008), (2, 10433504), (4, 5216752), (8, 2608376), (16, 1304188), (29, 719552), (32, 652094), (58, 359776), (64, 326047), (116, 179888), (232, 89944), (464, 44972), (928, 22486), (1856, 11243)]