19520204

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1358

約数の個数: 36

約数和(自身を含む): 38789184

約数和(自身を除く): 19268980

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 242, 341, 484, 682, 1301, 1364, 2602, 3751, 5204, 7502, 14311, 15004, 28622, 40331, 57244, 80662, 157421, 161324, 314842, 443641, 629684, 887282, 1774564, 4880051, 9760102, 19520204]

約数ペア:

[(1, 19520204), (2, 9760102), (4, 4880051), (11, 1774564), (22, 887282), (31, 629684), (44, 443641), (62, 314842), (121, 161324), (124, 157421), (242, 80662), (341, 57244), (484, 40331), (682, 28622), (1301, 15004), (1364, 14311), (2602, 7502), (3751, 5204)]