18886197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 10144203

約数列:

[1, 3, 11, 23, 33, 69, 149, 167, 253, 447, 501, 759, 1639, 1837, 3427, 3841, 4917, 5511, 10281, 11523, 24883, 37697, 42251, 74649, 113091, 126753, 273713, 572309, 821139, 1716927, 6295399, 18886197]

約数ペア:

[(1, 18886197), (3, 6295399), (11, 1716927), (23, 821139), (33, 572309), (69, 273713), (149, 126753), (167, 113091), (253, 74649), (447, 42251), (501, 37697), (759, 24883), (1639, 11523), (1837, 10281), (3427, 5511), (3841, 4917)]