19873854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1103}}^1$

素因数の和:1142

約数の個数: 96

約数和(自身を含む): 57867264

約数和(自身を除く): 37993410

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 198, 231, 234, 273, 286, 429, 462, 546, 693, 819, 858, 1001, 1103, 1287, 1386, 1638, 2002, 2206, 2574, 3003, 3309, 6006, 6618, 7721, 9009, 9927, 12133, 14339, 15442, 18018, 19854, 23163, 24266, 28678, 36399, 43017, 46326, 69489, 72798, 84931, 86034, 100373, 109197, 129051, 138978, 157729, 169862, 200746, 218394, 254793, 258102, 301119, 315458, 473187, 509586, 602238, 764379, 903357, 946374, 1104103, 1419561, 1528758, 1806714, 2208206, 2839122, 3312309, 6624618, 9936927, 19873854]

約数ペア:

[(1, 19873854), (2, 9936927), (3, 6624618), (6, 3312309), (7, 2839122), (9, 2208206), (11, 1806714), (13, 1528758), (14, 1419561), (18, 1104103), (21, 946374), (22, 903357), (26, 764379), (33, 602238), (39, 509586), (42, 473187), (63, 315458), (66, 301119), (77, 258102), (78, 254793), (91, 218394), (99, 200746), (117, 169862), (126, 157729), (143, 138978), (154, 129051), (182, 109197), (198, 100373), (231, 86034), (234, 84931), (273, 72798), (286, 69489), (429, 46326), (462, 43017), (546, 36399), (693, 28678), (819, 24266), (858, 23163), (1001, 19854), (1103, 18018), (1287, 15442), (1386, 14339), (1638, 12133), (2002, 9927), (2206, 9009), (2574, 7721), (3003, 6618), (3309, 6006)]