19824376

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 96

約数和(自身を含む): 46379520

約数和(自身を除く): 26555144

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 43, 44, 52, 62, 86, 88, 104, 124, 143, 169, 172, 248, 286, 338, 341, 344, 403, 473, 559, 572, 676, 682, 806, 946, 1118, 1144, 1333, 1352, 1364, 1612, 1859, 1892, 2236, 2666, 2728, 3224, 3718, 3784, 4433, 4472, 5239, 5332, 6149, 7267, 7436, 8866, 10478, 10664, 12298, 14534, 14663, 14872, 17329, 17732, 20956, 24596, 29068, 29326, 34658, 35464, 41912, 49192, 57629, 58136, 58652, 69316, 79937, 115258, 117304, 138632, 159874, 190619, 225277, 230516, 319748, 381238, 450554, 461032, 639496, 762476, 901108, 1524952, 1802216, 2478047, 4956094, 9912188, 19824376]

約数ペア:

[(1, 19824376), (2, 9912188), (4, 4956094), (8, 2478047), (11, 1802216), (13, 1524952), (22, 901108), (26, 762476), (31, 639496), (43, 461032), (44, 450554), (52, 381238), (62, 319748), (86, 230516), (88, 225277), (104, 190619), (124, 159874), (143, 138632), (169, 117304), (172, 115258), (248, 79937), (286, 69316), (338, 58652), (341, 58136), (344, 57629), (403, 49192), (473, 41912), (559, 35464), (572, 34658), (676, 29326), (682, 29068), (806, 24596), (946, 20956), (1118, 17732), (1144, 17329), (1333, 14872), (1352, 14663), (1364, 14534), (1612, 12298), (1859, 10664), (1892, 10478), (2236, 8866), (2666, 7436), (2728, 7267), (3224, 6149), (3718, 5332), (3784, 5239), (4433, 4472)]