19771122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 47867904

約数和(自身を除く): 28096782

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 97, 138, 161, 194, 211, 291, 322, 422, 483, 582, 633, 679, 966, 1266, 1358, 1477, 2037, 2231, 2954, 4074, 4431, 4462, 4853, 6693, 8862, 9706, 13386, 14559, 15617, 20467, 29118, 31234, 33971, 40934, 46851, 61401, 67942, 93702, 101913, 122802, 143269, 203826, 286538, 429807, 470741, 859614, 941482, 1412223, 2824446, 3295187, 6590374, 9885561, 19771122]

約数ペア:

[(1, 19771122), (2, 9885561), (3, 6590374), (6, 3295187), (7, 2824446), (14, 1412223), (21, 941482), (23, 859614), (42, 470741), (46, 429807), (69, 286538), (97, 203826), (138, 143269), (161, 122802), (194, 101913), (211, 93702), (291, 67942), (322, 61401), (422, 46851), (483, 40934), (582, 33971), (633, 31234), (679, 29118), (966, 20467), (1266, 15617), (1358, 14559), (1477, 13386), (2037, 9706), (2231, 8862), (2954, 6693), (4074, 4853), (4431, 4462)]