16981412

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{11443}}^1$

素因数の和:11507

約数の個数: 24

約数和(自身を含む): 34606656

約数和(自身を除く): 17625244

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 11443, 22886, 45772, 80101, 160202, 320404, 606479, 1212958, 2425916, 4245353, 8490706, 16981412]

約数ペア:

[(1, 16981412), (2, 8490706), (4, 4245353), (7, 2425916), (14, 1212958), (28, 606479), (53, 320404), (106, 160202), (212, 80101), (371, 45772), (742, 22886), (1484, 11443)]