201819397984

素因数分解:

$2^5\times {\mathrm{431}}^1\times {\mathrm{653}}^1\times {\mathrm{22409}}^1$

素因数の和:23503

約数の個数: 48

約数和(自身を含む): 398881506240

約数和(自身を除く): 197062108256

約数列:

[1, 2, 4, 8, 16, 32, 431, 653, 862, 1306, 1724, 2612, 3448, 5224, 6896, 10448, 13792, 20896, 22409, 44818, 89636, 179272, 281443, 358544, 562886, 717088, 1125772, 2251544, 4503088, 9006176, 9658279, 14633077, 19316558, 29266154, 38633116, 58532308, 77266232, 117064616, 154532464, 234129232, 309064928, 468258464, 6306856187, 12613712374, 25227424748, 50454849496, 100909698992, 201819397984]

約数ペア:

[(1, 201819397984), (2, 100909698992), (4, 50454849496), (8, 25227424748), (16, 12613712374), (32, 6306856187), (431, 468258464), (653, 309064928), (862, 234129232), (1306, 154532464), (1724, 117064616), (2612, 77266232), (3448, 58532308), (5224, 38633116), (6896, 29266154), (10448, 19316558), (13792, 14633077), (20896, 9658279), (22409, 9006176), (44818, 4503088), (89636, 2251544), (179272, 1125772), (281443, 717088), (358544, 562886)]