20819106

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1669}}^1$

素因数の和:1701

約数の個数: 80

約数和(自身を含む): 58196160

約数和(自身を除く): 37377054

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 126, 154, 162, 189, 198, 231, 297, 378, 462, 567, 594, 693, 891, 1134, 1386, 1669, 1782, 2079, 3338, 4158, 5007, 6237, 10014, 11683, 12474, 15021, 18359, 23366, 30042, 35049, 36718, 45063, 55077, 70098, 90126, 105147, 110154, 128513, 135189, 165231, 210294, 257026, 270378, 315441, 330462, 385539, 495693, 630882, 771078, 946323, 991386, 1156617, 1487079, 1892646, 2313234, 2974158, 3469851, 6939702, 10409553, 20819106]

約数ペア:

[(1, 20819106), (2, 10409553), (3, 6939702), (6, 3469851), (7, 2974158), (9, 2313234), (11, 1892646), (14, 1487079), (18, 1156617), (21, 991386), (22, 946323), (27, 771078), (33, 630882), (42, 495693), (54, 385539), (63, 330462), (66, 315441), (77, 270378), (81, 257026), (99, 210294), (126, 165231), (154, 135189), (162, 128513), (189, 110154), (198, 105147), (231, 90126), (297, 70098), (378, 55077), (462, 45063), (567, 36718), (594, 35049), (693, 30042), (891, 23366), (1134, 18359), (1386, 15021), (1669, 12474), (1782, 11683), (2079, 10014), (3338, 6237), (4158, 5007)]