20470518

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{6977}}^1$

素因数の和:7148

約数の個数: 24

約数和(自身を含む): 44631288

約数和(自身を除く): 24160770

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 978, 1467, 2934, 6977, 13954, 20931, 41862, 62793, 125586, 1137251, 2274502, 3411753, 6823506, 10235259, 20470518]

約数ペア:

[(1, 20470518), (2, 10235259), (3, 6823506), (6, 3411753), (9, 2274502), (18, 1137251), (163, 125586), (326, 62793), (489, 41862), (978, 20931), (1467, 13954), (2934, 6977)]