18654128

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{15971}}^1$

素因数の和:16052

約数の個数: 20

約数和(自身を含む): 36639768

約数和(自身を除く): 17985640

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 15971, 31942, 63884, 127768, 255536, 1165883, 2331766, 4663532, 9327064, 18654128]

約数ペア:

[(1, 18654128), (2, 9327064), (4, 4663532), (8, 2331766), (16, 1165883), (73, 255536), (146, 127768), (292, 63884), (584, 31942), (1168, 15971)]