19218942

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 44461872

約数和(自身を除く): 25242930

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 181, 306, 347, 362, 543, 694, 1041, 1086, 1629, 2082, 3077, 3123, 3258, 5899, 6154, 6246, 9231, 11798, 17697, 18462, 27693, 35394, 53091, 55386, 62807, 106182, 125614, 188421, 376842, 565263, 1067719, 1130526, 2135438, 3203157, 6406314, 9609471, 19218942]

約数ペア:

[(1, 19218942), (2, 9609471), (3, 6406314), (6, 3203157), (9, 2135438), (17, 1130526), (18, 1067719), (34, 565263), (51, 376842), (102, 188421), (153, 125614), (181, 106182), (306, 62807), (347, 55386), (362, 53091), (543, 35394), (694, 27693), (1041, 18462), (1086, 17697), (1629, 11798), (2082, 9231), (3077, 6246), (3123, 6154), (3258, 5899)]