201947408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{10909}}^1$

素因数の和:11019

約数の個数: 40

約数和(自身を含む): 426144600

約数和(自身を除く): 224197192

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 1157, 1424, 2314, 4628, 9256, 10909, 18512, 21818, 43636, 87272, 141817, 174544, 283634, 567268, 970901, 1134536, 1941802, 2269072, 3883604, 7767208, 12621713, 15534416, 25243426, 50486852, 100973704, 201947408]

約数ペア:

[(1, 201947408), (2, 100973704), (4, 50486852), (8, 25243426), (13, 15534416), (16, 12621713), (26, 7767208), (52, 3883604), (89, 2269072), (104, 1941802), (178, 1134536), (208, 970901), (356, 567268), (712, 283634), (1157, 174544), (1424, 141817), (2314, 87272), (4628, 43636), (9256, 21818), (10909, 18512)]