20187156974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{172649}}^1$

素因数の和:172868

約数の個数: 32

約数和(自身を含む): 33936084000

約数和(自身を除く): 13748927026

約数列:

[1, 2, 17, 19, 34, 38, 181, 323, 362, 646, 3077, 3439, 6154, 6878, 58463, 116926, 172649, 345298, 2935033, 3280331, 5870066, 6560662, 31249469, 55765627, 62498938, 111531254, 531240973, 593739911, 1062481946, 1187479822, 10093578487, 20187156974]

約数ペア:

[(1, 20187156974), (2, 10093578487), (17, 1187479822), (19, 1062481946), (34, 593739911), (38, 531240973), (181, 111531254), (323, 62498938), (362, 55765627), (646, 31249469), (3077, 6560662), (3439, 5870066), (6154, 3280331), (6878, 2935033), (58463, 345298), (116926, 172649)]