20171906852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{113963}}^1$

素因数の和:114140

約数の個数: 48

約数和(自身を含む): 39632120640

約数和(自身を除く): 19460213788

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 137, 274, 323, 548, 646, 1292, 2329, 2603, 4658, 5206, 9316, 10412, 44251, 88502, 113963, 177004, 227926, 455852, 1937371, 2165297, 3874742, 4330594, 7749484, 8661188, 15612931, 31225862, 36810049, 62451724, 73620098, 147240196, 265419827, 296645689, 530839654, 593291378, 1061679308, 1186582756, 5042976713, 10085953426, 20171906852]

約数ペア:

[(1, 20171906852), (2, 10085953426), (4, 5042976713), (17, 1186582756), (19, 1061679308), (34, 593291378), (38, 530839654), (68, 296645689), (76, 265419827), (137, 147240196), (274, 73620098), (323, 62451724), (548, 36810049), (646, 31225862), (1292, 15612931), (2329, 8661188), (2603, 7749484), (4658, 4330594), (5206, 3874742), (9316, 2165297), (10412, 1937371), (44251, 455852), (88502, 227926), (113963, 177004)]