18771228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{74489}}^1$

素因数の和:74506

約数の個数: 36

約数和(自身を含む): 54228720

約数和(自身を除く): 35457492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 74489, 148978, 223467, 297956, 446934, 521423, 670401, 893868, 1042846, 1340802, 1564269, 2085692, 2681604, 3128538, 4692807, 6257076, 9385614, 18771228]

約数ペア:

[(1, 18771228), (2, 9385614), (3, 6257076), (4, 4692807), (6, 3128538), (7, 2681604), (9, 2085692), (12, 1564269), (14, 1340802), (18, 1042846), (21, 893868), (28, 670401), (36, 521423), (42, 446934), (63, 297956), (84, 223467), (126, 148978), (252, 74489)]