20214576

素因数分解:

$2^4\times 3^3\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:731

約数の個数: 80

約数和(自身を含む): 58909920

約数和(自身を除く): 38695344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 73, 108, 144, 146, 216, 219, 292, 432, 438, 584, 641, 657, 876, 1168, 1282, 1314, 1752, 1923, 1971, 2564, 2628, 3504, 3846, 3942, 5128, 5256, 5769, 7692, 7884, 10256, 10512, 11538, 15384, 15768, 17307, 23076, 30768, 31536, 34614, 46152, 46793, 69228, 92304, 93586, 138456, 140379, 187172, 276912, 280758, 374344, 421137, 561516, 748688, 842274, 1123032, 1263411, 1684548, 2246064, 2526822, 3369096, 5053644, 6738192, 10107288, 20214576]

約数ペア:

[(1, 20214576), (2, 10107288), (3, 6738192), (4, 5053644), (6, 3369096), (8, 2526822), (9, 2246064), (12, 1684548), (16, 1263411), (18, 1123032), (24, 842274), (27, 748688), (36, 561516), (48, 421137), (54, 374344), (72, 280758), (73, 276912), (108, 187172), (144, 140379), (146, 138456), (216, 93586), (219, 92304), (292, 69228), (432, 46793), (438, 46152), (584, 34614), (641, 31536), (657, 30768), (876, 23076), (1168, 17307), (1282, 15768), (1314, 15384), (1752, 11538), (1923, 10512), (1971, 10256), (2564, 7884), (2628, 7692), (3504, 5769), (3846, 5256), (3942, 5128)]