18545384

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 43480800

約数和(自身を除く): 24935416

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 29, 43, 44, 52, 58, 86, 88, 104, 116, 143, 169, 172, 232, 286, 319, 338, 344, 377, 473, 559, 572, 638, 676, 754, 946, 1118, 1144, 1247, 1276, 1352, 1508, 1859, 1892, 2236, 2494, 2552, 3016, 3718, 3784, 4147, 4472, 4901, 4988, 6149, 7267, 7436, 8294, 9802, 9976, 12298, 13717, 14534, 14872, 16211, 16588, 19604, 24596, 27434, 29068, 32422, 33176, 39208, 49192, 53911, 54868, 58136, 64844, 79937, 107822, 109736, 129688, 159874, 178321, 210743, 215644, 319748, 356642, 421486, 431288, 639496, 713284, 842972, 1426568, 1685944, 2318173, 4636346, 9272692, 18545384]

約数ペア:

[(1, 18545384), (2, 9272692), (4, 4636346), (8, 2318173), (11, 1685944), (13, 1426568), (22, 842972), (26, 713284), (29, 639496), (43, 431288), (44, 421486), (52, 356642), (58, 319748), (86, 215644), (88, 210743), (104, 178321), (116, 159874), (143, 129688), (169, 109736), (172, 107822), (232, 79937), (286, 64844), (319, 58136), (338, 54868), (344, 53911), (377, 49192), (473, 39208), (559, 33176), (572, 32422), (638, 29068), (676, 27434), (754, 24596), (946, 19604), (1118, 16588), (1144, 16211), (1247, 14872), (1276, 14534), (1352, 13717), (1508, 12298), (1859, 9976), (1892, 9802), (2236, 8294), (2494, 7436), (2552, 7267), (3016, 6149), (3718, 4988), (3784, 4901), (4147, 4472)]