189403788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{2381}}^1$

素因数の和:3342

約数の個数: 48

約数和(自身を含む): 505822464

約数和(自身を除く): 316418676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 947, 1894, 2381, 2841, 3788, 4762, 5682, 6629, 7143, 9524, 11364, 13258, 14286, 16667, 19887, 26516, 28572, 33334, 39774, 50001, 66668, 79548, 100002, 200004, 2254807, 4509614, 6764421, 9019228, 13528842, 15783649, 27057684, 31567298, 47350947, 63134596, 94701894, 189403788]

約数ペア:

[(1, 189403788), (2, 94701894), (3, 63134596), (4, 47350947), (6, 31567298), (7, 27057684), (12, 15783649), (14, 13528842), (21, 9019228), (28, 6764421), (42, 4509614), (84, 2254807), (947, 200004), (1894, 100002), (2381, 79548), (2841, 66668), (3788, 50001), (4762, 39774), (5682, 33334), (6629, 28572), (7143, 26516), (9524, 19887), (11364, 16667), (13258, 14286)]