16987936

素因数分解:

$2^5\times 7^1\times {\mathrm{181}}^1\times {\mathrm{419}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 21537824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 181, 224, 362, 419, 724, 838, 1267, 1448, 1676, 2534, 2896, 2933, 3352, 5068, 5792, 5866, 6704, 10136, 11732, 13408, 20272, 23464, 40544, 46928, 75839, 93856, 151678, 303356, 530873, 606712, 1061746, 1213424, 2123492, 2426848, 4246984, 8493968, 16987936]

約数ペア:

[(1, 16987936), (2, 8493968), (4, 4246984), (7, 2426848), (8, 2123492), (14, 1213424), (16, 1061746), (28, 606712), (32, 530873), (56, 303356), (112, 151678), (181, 93856), (224, 75839), (362, 46928), (419, 40544), (724, 23464), (838, 20272), (1267, 13408), (1448, 11732), (1676, 10136), (2534, 6704), (2896, 5866), (2933, 5792), (3352, 5068)]