19943352

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 64233000

約数和(自身を除く): 44289648

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 18, 22, 24, 26, 33, 36, 39, 44, 52, 66, 72, 78, 88, 99, 104, 117, 132, 143, 149, 156, 169, 198, 234, 264, 286, 298, 312, 338, 396, 429, 447, 468, 507, 572, 596, 676, 792, 858, 894, 936, 1014, 1144, 1192, 1287, 1341, 1352, 1521, 1639, 1716, 1788, 1859, 1937, 2028, 2574, 2682, 3042, 3278, 3432, 3576, 3718, 3874, 4056, 4917, 5148, 5364, 5577, 5811, 6084, 6556, 7436, 7748, 9834, 10296, 10728, 11154, 11622, 12168, 13112, 14751, 14872, 15496, 16731, 17433, 19668, 21307, 22308, 23244, 25181, 29502, 33462, 34866, 39336, 42614, 44616, 46488, 50362, 59004, 63921, 66924, 69732, 75543, 85228, 100724, 118008, 127842, 133848, 139464, 151086, 170456, 191763, 201448, 226629, 255684, 276991, 302172, 383526, 453258, 511368, 553982, 604344, 767052, 830973, 906516, 1107964, 1534104, 1661946, 1813032, 2215928, 2492919, 3323892, 4985838, 6647784, 9971676, 19943352]

約数ペア:

[(1, 19943352), (2, 9971676), (3, 6647784), (4, 4985838), (6, 3323892), (8, 2492919), (9, 2215928), (11, 1813032), (12, 1661946), (13, 1534104), (18, 1107964), (22, 906516), (24, 830973), (26, 767052), (33, 604344), (36, 553982), (39, 511368), (44, 453258), (52, 383526), (66, 302172), (72, 276991), (78, 255684), (88, 226629), (99, 201448), (104, 191763), (117, 170456), (132, 151086), (143, 139464), (149, 133848), (156, 127842), (169, 118008), (198, 100724), (234, 85228), (264, 75543), (286, 69732), (298, 66924), (312, 63921), (338, 59004), (396, 50362), (429, 46488), (447, 44616), (468, 42614), (507, 39336), (572, 34866), (596, 33462), (676, 29502), (792, 25181), (858, 23244), (894, 22308), (936, 21307), (1014, 19668), (1144, 17433), (1192, 16731), (1287, 15496), (1341, 14872), (1352, 14751), (1521, 13112), (1639, 12168), (1716, 11622), (1788, 11154), (1859, 10728), (1937, 10296), (2028, 9834), (2574, 7748), (2682, 7436), (3042, 6556), (3278, 6084), (3432, 5811), (3576, 5577), (3718, 5364), (3874, 5148), (4056, 4917)]