18699136

素因数分解:

$2^7\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 37448280

約数和(自身を除く): 18749144

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 347, 421, 694, 842, 1388, 1684, 2776, 3368, 5552, 6736, 11104, 13472, 22208, 26944, 44416, 53888, 146087, 292174, 584348, 1168696, 2337392, 4674784, 9349568, 18699136]

約数ペア:

[(1, 18699136), (2, 9349568), (4, 4674784), (8, 2337392), (16, 1168696), (32, 584348), (64, 292174), (128, 146087), (347, 53888), (421, 44416), (694, 26944), (842, 22208), (1388, 13472), (1684, 11104), (2776, 6736), (3368, 5552)]