20164518

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 49593600

約数和(自身を除く): 29429082

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 83, 99, 166, 198, 249, 297, 409, 498, 594, 747, 818, 913, 1227, 1494, 1826, 2241, 2454, 2739, 3681, 4482, 4499, 5478, 7362, 8217, 8998, 11043, 13497, 16434, 22086, 24651, 26994, 33947, 40491, 49302, 67894, 80982, 101841, 121473, 203682, 242946, 305523, 373417, 611046, 746834, 916569, 1120251, 1833138, 2240502, 3360753, 6721506, 10082259, 20164518]

約数ペア:

[(1, 20164518), (2, 10082259), (3, 6721506), (6, 3360753), (9, 2240502), (11, 1833138), (18, 1120251), (22, 916569), (27, 746834), (33, 611046), (54, 373417), (66, 305523), (83, 242946), (99, 203682), (166, 121473), (198, 101841), (249, 80982), (297, 67894), (409, 49302), (498, 40491), (594, 33947), (747, 26994), (818, 24651), (913, 22086), (1227, 16434), (1494, 13497), (1826, 11043), (2241, 8998), (2454, 8217), (2739, 7362), (3681, 5478), (4482, 4499)]