19237706

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12281014

約数列:

[1, 2, 23, 37, 46, 74, 89, 127, 178, 254, 851, 1702, 2047, 2921, 3293, 4094, 4699, 5842, 6586, 9398, 11303, 22606, 75739, 108077, 151478, 216154, 259969, 418211, 519938, 836422, 9618853, 19237706]

約数ペア:

[(1, 19237706), (2, 9618853), (23, 836422), (37, 519938), (46, 418211), (74, 259969), (89, 216154), (127, 151478), (178, 108077), (254, 75739), (851, 22606), (1702, 11303), (2047, 9398), (2921, 6586), (3293, 5842), (4094, 4699)]