122895376

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{178627}}^1$

素因数の和:178678

約数の個数: 20

約数和(自身を含む): 243648592

約数和(自身を除く): 120753216

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 178627, 357254, 714508, 1429016, 2858032, 7680961, 15361922, 30723844, 61447688, 122895376]

約数ペア:

[(1, 122895376), (2, 61447688), (4, 30723844), (8, 15361922), (16, 7680961), (43, 2858032), (86, 1429016), (172, 714508), (344, 357254), (688, 178627)]