20618196

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 49373184

約数和(自身を除く): 28754988

約数列:

[1, 2, 3, 4, 6, 12, 83, 127, 163, 166, 249, 254, 326, 332, 381, 489, 498, 508, 652, 762, 978, 996, 1524, 1956, 10541, 13529, 20701, 21082, 27058, 31623, 40587, 41402, 42164, 54116, 62103, 63246, 81174, 82804, 124206, 126492, 162348, 248412, 1718183, 3436366, 5154549, 6872732, 10309098, 20618196]

約数ペア:

[(1, 20618196), (2, 10309098), (3, 6872732), (4, 5154549), (6, 3436366), (12, 1718183), (83, 248412), (127, 162348), (163, 126492), (166, 124206), (249, 82804), (254, 81174), (326, 63246), (332, 62103), (381, 54116), (489, 42164), (498, 41402), (508, 40587), (652, 31623), (762, 27058), (978, 21082), (996, 20701), (1524, 13529), (1956, 10541)]