19524978

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3181}}^1$

素因数の和:3231

約数の個数: 48

約数和(自身を含む): 47653632

約数和(自身を除く): 28128654

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 99, 186, 198, 279, 341, 558, 682, 1023, 2046, 3069, 3181, 6138, 6362, 9543, 19086, 28629, 34991, 57258, 69982, 98611, 104973, 197222, 209946, 295833, 314919, 591666, 629838, 887499, 1084721, 1774998, 2169442, 3254163, 6508326, 9762489, 19524978]

約数ペア:

[(1, 19524978), (2, 9762489), (3, 6508326), (6, 3254163), (9, 2169442), (11, 1774998), (18, 1084721), (22, 887499), (31, 629838), (33, 591666), (62, 314919), (66, 295833), (93, 209946), (99, 197222), (186, 104973), (198, 98611), (279, 69982), (341, 57258), (558, 34991), (682, 28629), (1023, 19086), (2046, 9543), (3069, 6362), (3181, 6138)]