208339912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{2389}}^1$

素因数の和:3397

約数の個数: 32

約数和(自身を含む): 426758400

約数和(自身を除く): 218418488

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 991, 1982, 2389, 3964, 4778, 7928, 9556, 10901, 19112, 21802, 26279, 43604, 52558, 87208, 105116, 210232, 2367499, 4734998, 9469996, 18939992, 26042489, 52084978, 104169956, 208339912]

約数ペア:

[(1, 208339912), (2, 104169956), (4, 52084978), (8, 26042489), (11, 18939992), (22, 9469996), (44, 4734998), (88, 2367499), (991, 210232), (1982, 105116), (2389, 87208), (3964, 52558), (4778, 43604), (7928, 26279), (9556, 21802), (10901, 19112)]