20403198

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{7129}}^1$

素因数の和:7193

約数の個数: 32

約数和(自身を含む): 46202400

約数和(自身を除く): 25799202

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 318, 477, 954, 1431, 2862, 7129, 14258, 21387, 42774, 64161, 128322, 192483, 377837, 384966, 755674, 1133511, 2267022, 3400533, 6801066, 10201599, 20403198]

約数ペア:

[(1, 20403198), (2, 10201599), (3, 6801066), (6, 3400533), (9, 2267022), (18, 1133511), (27, 755674), (53, 384966), (54, 377837), (106, 192483), (159, 128322), (318, 64161), (477, 42774), (954, 21387), (1431, 14258), (2862, 7129)]