19642112

素因数分解:

$2^8\times 7^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 45671136

約数和(自身を除く): 26029024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 113, 128, 194, 224, 226, 256, 388, 448, 452, 679, 776, 791, 896, 904, 1358, 1552, 1582, 1792, 1808, 2716, 3104, 3164, 3616, 5432, 6208, 6328, 7232, 10864, 10961, 12416, 12656, 14464, 21728, 21922, 24832, 25312, 28928, 43456, 43844, 50624, 76727, 86912, 87688, 101248, 153454, 173824, 175376, 202496, 306908, 350752, 613816, 701504, 1227632, 1403008, 2455264, 2806016, 4910528, 9821056, 19642112]

約数ペア:

[(1, 19642112), (2, 9821056), (4, 4910528), (7, 2806016), (8, 2455264), (14, 1403008), (16, 1227632), (28, 701504), (32, 613816), (56, 350752), (64, 306908), (97, 202496), (112, 175376), (113, 173824), (128, 153454), (194, 101248), (224, 87688), (226, 86912), (256, 76727), (388, 50624), (448, 43844), (452, 43456), (679, 28928), (776, 25312), (791, 24832), (896, 21922), (904, 21728), (1358, 14464), (1552, 12656), (1582, 12416), (1792, 10961), (1808, 10864), (2716, 7232), (3104, 6328), (3164, 6208), (3616, 5432)]