18574724

素因数分解:

$2^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{977}}^1$

素因数の和:1092

約数の個数: 36

約数和(自身を含む): 38241756

約数和(自身を除く): 19667032

約数列:

[1, 2, 4, 7, 14, 28, 49, 97, 98, 194, 196, 388, 679, 977, 1358, 1954, 2716, 3908, 4753, 6839, 9506, 13678, 19012, 27356, 47873, 94769, 95746, 189538, 191492, 379076, 663383, 1326766, 2653532, 4643681, 9287362, 18574724]

約数ペア:

[(1, 18574724), (2, 9287362), (4, 4643681), (7, 2653532), (14, 1326766), (28, 663383), (49, 379076), (97, 191492), (98, 189538), (194, 95746), (196, 94769), (388, 47873), (679, 27356), (977, 19012), (1358, 13678), (1954, 9506), (2716, 6839), (3908, 4753)]