228979504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20771}}^1$

素因数の和:20845

約数の個数: 40

約数和(自身を含む): 486812592

約数和(自身を除く): 257833088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 20771, 41542, 83084, 166168, 270023, 332336, 540046, 1080092, 1100863, 2160184, 2201726, 4320368, 4403452, 8806904, 14311219, 17613808, 28622438, 57244876, 114489752, 228979504]

約数ペア:

[(1, 228979504), (2, 114489752), (4, 57244876), (8, 28622438), (13, 17613808), (16, 14311219), (26, 8806904), (52, 4403452), (53, 4320368), (104, 2201726), (106, 2160184), (208, 1100863), (212, 1080092), (424, 540046), (689, 332336), (848, 270023), (1378, 166168), (2756, 83084), (5512, 41542), (11024, 20771)]