20397762

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14717}}^1$

素因数の和:14743

約数の個数: 48

約数和(自身を含む): 55104192

約数和(自身を除く): 34706430

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 14717, 29434, 44151, 88302, 103019, 132453, 161887, 206038, 264906, 309057, 323774, 485661, 618114, 927171, 971322, 1133209, 1456983, 1854342, 2266418, 2913966, 3399627, 6799254, 10198881, 20397762]

約数ペア:

[(1, 20397762), (2, 10198881), (3, 6799254), (6, 3399627), (7, 2913966), (9, 2266418), (11, 1854342), (14, 1456983), (18, 1133209), (21, 971322), (22, 927171), (33, 618114), (42, 485661), (63, 323774), (66, 309057), (77, 264906), (99, 206038), (126, 161887), (154, 132453), (198, 103019), (231, 88302), (462, 44151), (693, 29434), (1386, 14717)]