19918496

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47881}}^1$

素因数の和:47904

約数の個数: 24

約数和(自身を含む): 42231924

約数和(自身を除く): 22313428

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 47881, 95762, 191524, 383048, 622453, 766096, 1244906, 1532192, 2489812, 4979624, 9959248, 19918496]

約数ペア:

[(1, 19918496), (2, 9959248), (4, 4979624), (8, 2489812), (13, 1532192), (16, 1244906), (26, 766096), (32, 622453), (52, 383048), (104, 191524), (208, 95762), (416, 47881)]