189794896

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 402259968

約数和(自身を除く): 212465072

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 124, 127, 131, 184, 248, 254, 262, 368, 496, 508, 524, 713, 1016, 1048, 1426, 2032, 2096, 2852, 2921, 3013, 3937, 4061, 5704, 5842, 6026, 7874, 8122, 11408, 11684, 12052, 15748, 16244, 16637, 23368, 24104, 31496, 32488, 33274, 46736, 48208, 62992, 64976, 66548, 90551, 93403, 133096, 181102, 186806, 266192, 362204, 373612, 382651, 515747, 724408, 747224, 765302, 1031494, 1448816, 1494448, 1530604, 2062988, 3061208, 4125976, 6122416, 8251952, 11862181, 23724362, 47448724, 94897448, 189794896]

約数ペア:

[(1, 189794896), (2, 94897448), (4, 47448724), (8, 23724362), (16, 11862181), (23, 8251952), (31, 6122416), (46, 4125976), (62, 3061208), (92, 2062988), (124, 1530604), (127, 1494448), (131, 1448816), (184, 1031494), (248, 765302), (254, 747224), (262, 724408), (368, 515747), (496, 382651), (508, 373612), (524, 362204), (713, 266192), (1016, 186806), (1048, 181102), (1426, 133096), (2032, 93403), (2096, 90551), (2852, 66548), (2921, 64976), (3013, 62992), (3937, 48208), (4061, 46736), (5704, 33274), (5842, 32488), (6026, 31496), (7874, 24104), (8122, 23368), (11408, 16637), (11684, 16244), (12052, 15748)]