19001556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{75403}}^1$

素因数の和:75420

約数の個数: 36

約数和(自身を含む): 54894112

約数和(自身を除く): 35892556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 75403, 150806, 226209, 301612, 452418, 527821, 678627, 904836, 1055642, 1357254, 1583463, 2111284, 2714508, 3166926, 4750389, 6333852, 9500778, 19001556]

約数ペア:

[(1, 19001556), (2, 9500778), (3, 6333852), (4, 4750389), (6, 3166926), (7, 2714508), (9, 2111284), (12, 1583463), (14, 1357254), (18, 1055642), (21, 904836), (28, 678627), (36, 527821), (42, 452418), (63, 301612), (84, 226209), (126, 150806), (252, 75403)]