18702824

素因数分解:

$2^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1009}}^1$

素因数の和:1353

約数の個数: 32

約数和(自身を含む): 40238400

約数和(自身を除く): 21535576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 331, 662, 1009, 1324, 2018, 2317, 2648, 4036, 4634, 7063, 8072, 9268, 14126, 18536, 28252, 56504, 333979, 667958, 1335916, 2337853, 2671832, 4675706, 9351412, 18702824]

約数ペア:

[(1, 18702824), (2, 9351412), (4, 4675706), (7, 2671832), (8, 2337853), (14, 1335916), (28, 667958), (56, 333979), (331, 56504), (662, 28252), (1009, 18536), (1324, 14126), (2018, 9268), (2317, 8072), (2648, 7063), (4036, 4634)]