18704842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 32578560

約数和(自身を除く): 13873718

約数列:

[1, 2, 13, 23, 26, 31, 46, 62, 299, 403, 598, 713, 806, 1009, 1426, 2018, 9269, 13117, 18538, 23207, 26234, 31279, 46414, 62558, 301691, 406627, 603382, 719417, 813254, 1438834, 9352421, 18704842]

約数ペア:

[(1, 18704842), (2, 9352421), (13, 1438834), (23, 813254), (26, 719417), (31, 603382), (46, 406627), (62, 301691), (299, 62558), (403, 46414), (598, 31279), (713, 26234), (806, 23207), (1009, 18538), (1426, 13117), (2018, 9269)]