18839912

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3697}}^1$

素因数の和:3730

約数の個数: 48

約数和(自身を含む): 44265060

約数和(自身を除く): 25425148

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 3697, 5096, 7394, 14788, 25879, 29576, 48061, 51758, 96122, 103516, 181153, 192244, 207032, 336427, 362306, 384488, 672854, 724612, 1345708, 1449224, 2354989, 2691416, 4709978, 9419956, 18839912]

約数ペア:

[(1, 18839912), (2, 9419956), (4, 4709978), (7, 2691416), (8, 2354989), (13, 1449224), (14, 1345708), (26, 724612), (28, 672854), (49, 384488), (52, 362306), (56, 336427), (91, 207032), (98, 192244), (104, 181153), (182, 103516), (196, 96122), (364, 51758), (392, 48061), (637, 29576), (728, 25879), (1274, 14788), (2548, 7394), (3697, 5096)]