20827422

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5009}}^1$

素因数の和:5038

約数の個数: 64

約数和(自身を含む): 57715200

約数和(自身を除く): 36887778

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 5009, 10018, 15027, 30054, 35063, 45081, 55099, 70126, 90162, 105189, 110198, 135243, 165297, 210378, 270486, 315567, 330594, 385693, 495891, 631134, 771386, 946701, 991782, 1157079, 1487673, 1893402, 2314158, 2975346, 3471237, 6942474, 10413711, 20827422]

約数ペア:

[(1, 20827422), (2, 10413711), (3, 6942474), (6, 3471237), (7, 2975346), (9, 2314158), (11, 1893402), (14, 1487673), (18, 1157079), (21, 991782), (22, 946701), (27, 771386), (33, 631134), (42, 495891), (54, 385693), (63, 330594), (66, 315567), (77, 270486), (99, 210378), (126, 165297), (154, 135243), (189, 110198), (198, 105189), (231, 90162), (297, 70126), (378, 55099), (462, 45081), (594, 35063), (693, 30054), (1386, 15027), (2079, 10018), (4158, 5009)]